I have a late '60s Chevy 350. I have a late '60s Chevy 350. You must log in or register to reply here. New 134-8701 ARP Fuel Pump Push Rod sb Chevy 400 350 327 307 305 283 267 265 262 . Any ideas? Howards Cams notes that the bearing-grade polymer is reinforced with carbon. With the mechanical fuel pump 'lever' not being there, the rod is not pressed up against the cam lobe. Simple stuff. 2) The rod is stuck because of sludge in the hole. Free shipping . Free shipping . I had one mushroomed in my 489 wasnt easy to get out even with the engine in parts. Guys I need some sort of ******* jerry rigged solution! catalog (for common Chevy engines) include a lightweight pushrod from Moroso, a The Fora platform includes forum software by XenForo, http://i877.photobucket.com/albums/vette/65 Chevelle L79/65Chevelle6June2010.jpg, http://www.chevelles.com/showroom/showphoto.php/photo/22392/limit/recent, My 1970 SS454 LS6 SuperCar certified stock appearing, VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Or the tip is mushroomed from running inside an engine with nothing to hold it steady. If I understand your question, the answer is going to be dependent on the specific engine. How to Install a Mechanical Fuel Pump on Chevy Small Block - Original Version MudRFunR 264K views 13 years ago Small Block Chevy valve adjustment made easy Myvintageiron7512 411K views 2. In terms of installation, they all go in the same way as a stock pushrod (keeping in mind the Crane Cams rods bronze tip must be installed with the tip facing the camshaft). Make sure to get the real long nose . The Crane Cams rod measured in at 5.758 inches long; the Howards Cams example measured 5.750 inches and the Moroso was marginally longer at 5.759-inches overall. Summit Learn how your comment data is processed. Then spray the rod with carb cleaner or some Pent oil. It is stuck in the down position. 40 mahle flattops 630 lift cam 262 @ 50 thousndrhs 64cc chamber aluminum heads 1.5 roller rockers stud girdle etc now to . Crane Cams notes that it is specifically intended for use on 8620- and 9310-alloy steel camshafts along with hard-faced cams. Just by chance,,, cant that rod be held in place by installing a long bolt from the front of the motor? Fuel Pump Push Rod (7) Lift Pump (1) Mechanical Fuel Pump (16) Oil Pump Pushrod (1) BRAND JEGS (6) Carter (7) Holley (7) Edelbrock (3) Mr Gasket (3) Show All + BRAND Is there a bolt in the two 3/8" X 16 bolt holes in the right front of the engine? Free shipping . Just crud? No problem! Fuel Pump Pushrod, Chromoly, Chevy, Big, Small Block V8, 3.8, 4.3L V6, Each . Fair enough, but a potentially larger issue is when you add a steel cam, such as many roller examples, into the equation. Well it is 1 of 2 things. JavaScript is disabled. So whats available? $33.12 . what do you mean it won't move up or down? Choose from Holley, BG, Carter, Edelbrock and more. Am I overlooking something? I installed a new fuel pump push rod by comp cams with a bronze tip to minimize wear on the cam lobe and now I pulled the second fuel pump out and the rod is stuck It will rotate freely but will not move up or down. Hes authored five how-to books and written over 4,500 tech articles that have appeared in sixty different high performance automotive, motorcycle and aviation magazines worldwide. You may be able to soften the sludge by squirting penetrating oil or other solvent into the hole. Previous owners cue ball shift knob that I cant get off! Anyone know a fix? Required fields are marked *. For the moment, I'm planning to install the new push rod, get it re-started and run it for 20-30 minutes then do a oil and filter change. I didnt I just figured it would work since there as a spot for a fuel pump, I still need to get it out if thats the case, I did take that bolt out wont be able to use a chisel I put vise grips on it and it wont move. I can't seem to get a good grip with needle nose pliers either. The lightweight (approximately 64 grams on the writers postage scale) is likely half the weight of a stock Chevy pushrod. I had tried everything I could think of (including trying to weld something to the push rod itself, which I don't recommend trying - what a pain!) You are using an out of date browser. Discovered that the hole is there but not drilled all way. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. ?. The bronze got mushroomed and is FUBAR'd. 2. I just put the engine back in the car and this is very frustrating. Contact the seller. 40988 NEW NOS Mechanical Fuel Pump - M6625 - 1973 Chevrolet GMC Pontiac 307 V8 . If bent you may have to remove the intake manifold and the cam to get it out. Just install the pump and go on your way. The mechanical fuel pump doesnt use a pushrod. All three of the above pushrods measure 0.500-inch in diameter. If it mushrooms, you might have a devil of time getting it out of the cylinder block. After removal were you able to determine what caused it to stick? It has a lever arm that rides on an eccentric that is attached on the front of the camshaft drive sprocket. The mechanical fuel pump is an essential element of an automobile, supplying your engine with the fuel it demands to keep you moving. Vintage Tool Aid # M-34 GRIPPIT Chevy V8 Fuel Pump Push Rod Holder Tool NOS . 1 New Fuel Pump Push Rod with Brass Tip 5.690" Overall Length . The fuel pump cavity is where the rod goes up into the Block, put a little grease on the end so that when you push the rod up in there it will get stuck in place. I too had a ZZZ crate motor and got into replacing the fuel pump,, I tried to use that front bolt hole to hold the pushrod up,,,, No such thing. For a better experience, please enable JavaScript in your browser before proceeding. Scott, Pull the plug at the bottom of the fuel pump shaft, to start with. Like any other system, fuel pumps can and do wear out after thousands of miles of operation. It's not that big of a deal as long as you didn't push it into the crankcase (which I don't think is possible). With the fuel pump presure side opposite the obstruced side this provides a bleed back to the tank so the pump so it doesn't dead head. Not Yet Reviewed. I still have my bent pushrod I pulled out with that 13mm wrench! Its designed to reduce pump float and, as a consequence, fuel starvation. Sponsored . Even when the rod is all the way in, it still will have an end exposed. Customer Rating: The mechanical fuel pump pushrod is a pretty simple device. I'm with Cardinal, check those two bolts plus the third - it's there to hold the pushrod in place when you replace the pump. The Howards Cams #94475 pushrod is manufactured from a proprietary polymer mix. it would be necessary to remove the cam shaft to get at the other end.if i recall correctly some mechanics would install a longer front motor mount bolt to hold the rod up while installing a fuel pump.try loosening the motor mount bolt that in line with the push rod.someone may have install one that is too long. A forum community dedicated to hot rod owners and enthusiasts. It's possible that that is responsible for the weird colored sludge, but I'd love to hear any other opinions. While not advertised or sold for use with steel camshaft cores, some folks have had success with them. I just put my engine back in the car and I cant seem to get any fuel to the carb. Also, the cam end of the rod has a distinct wear mark at the contact point with the cam. Add to Cart . Three examples from the Summit Racing That was when he remembered about the push rod. I need some help on this one. I can't seem to get a good grip with needle nose pliers either. I was replacing the mechanical fuel pump on the engine, and I pushed the fuel pump rod up into the block and now it's stuck. Two possibilities: 1) The rod is bent. Carter Mechanical Fuel Pump Pushrods PR1. Carter Mechanical Fuel Pump Automotive Replacement (M6903) . The cam took a dump at the fuel pump push rod lobe. Those cup car engines also made use of steel camshaftssome of which had case-hardened lobes. Heck, were even writing stuff for Electric Vehicles too, if youre into EVs. The Crane Cams #11985-1 pushrod is heat treated and it incorporates a bronze tip (which is installed on the camshaft side). If the fuel pump rod is not stuck, and it does not move up and down when the engine is turned over, then most likely the camshaft would have to be replaced to restore the mechanical fuel pump function. Want to put a electric fuel pump and eliminate the mechanical one. Come join the discussion about restoration, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! The fix here is to use a pushrod that is compatible with the camshaft. There are no bolts in front of the block holding it in place and I do not have a welder lol Quote MC1of80 Moderators 3.1k For a better experience, please enable JavaScript in your browser before proceeding. The Fora platform includes forum software by XenForo, VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. I choose the Ford 351 Cleveland for its ability to make considerably higher power levels thanks to its high flowing canted valve cylinder heads. Check back daily, as were posting new articles all the time. I've tried getting a vice-grip on it, but the opening in the block is too tight. Press question mark to learn the rest of the keyboard shortcuts. Hello I have a 1990 silverado 1500 I did a tbi to carb swap to and ran it a bit till the intake fuelpump went so I got a mechanical pump with a push rod I oiled the pushrod when putng it in it was a little difficult I had to tap it in and the fuel pump didnt work I pulled it off cranked the engine and it wasnt moving and now I cant even pull it out so im at a stand still the engine is a 350 the rod is part number NAL-3704817 please help. If your car's power is weak or uneven, it's conceivable that the fuel pump has to be replaced. Find Fuel Pump Pushrods and get Free Shipping on Orders Over $99 at Summit Racing! $5.90 + $14.75 shipping . SITE UPGRADE KILLED OLD BLOG LINK. 5.750 Fuel Pump Push Rod Bronze/Steel 22. Back when mechanical fuel pumps were the norm, engines pretty much all had cast cams. ibarodder, Mar 21, 2013 SHARE POST #2 Greaser Bob Member from Cedar Falls Iowa The steel pushrod would never wear, and the cam was happy too. Fuel pump pushrod should move easily with no binding, there's a honkin' plenty of clearance there. If you don't know history its like you were born yesterday. I had the same problem on my 396. Will it come out from the top if I pull the cam? The bolt that I put in the hole was only about 1/2" long. What was your most fun and favorite Engine, Transmisison, Gear combo ? Being told two different about my rear suspension what are these called? But as engine speed goes up, the fuel pump pushrod can floatjust like a valve spring. I was replacing the mechanical fuel pump on the engine, and I pushed the fuel pump rod up into the block and now it's stuck. Calgary, Alberta. A forum community dedicated to Chevrolet Chevelle owners and enthusiasts. steel pushrod with a bronze tip from Crane Cams, along with a composite pushrod 50dodge4x4 Member from Freeport IL Got this friend that changed the fuel pump on his small block Chevy (350) and forgot about the push rod. The box end of a 13mm combination wrench is a perfect fit and it allows a good grip to twist, turn and pull on the rod. An easy way is to install a Tee fitting that has an obstruction (washer) with about 1/8 to 3/16ths inch dia hole on the return line side. Remove the pipe linking the mechanical fuel pump to the . Im glad you out got it out I found out mine was caused by the PO tried to force together the fuel pump and pushrod while the cam lobe was in the wrong position and just screwed it down to force it. Next, use brake cleaner to spray just the bottom 1/2 of the shaft. You can use the existing in-tank fuel pump with a regulator. Or at least find a way to get the rod out . 1. from Howards Cams. Fuel injected engines use either electric fuel pumps mounted . And thats not good because it can cause premature wear on the rod or, worse yet, the cam. I think it may have mushroomed the bronze tip. I have a lot of money in this car and everything up to this point has been top notch work. 4,134. It joins a lobe on the camshaft (or an eccentric) to a lever on the fuel pump. Carter Mechanical Fuel Pump Pushrods PR1. For a better experience, please enable JavaScript in your browser before proceeding. I'm sorry to bump a seven year old thread, but I have a follow up that may interest many of the original contributors to the discussion. Buy COMP Cams 4646 Bronze Tip Fuel Pump Pushrod for Big Block Chrysler and Hemi Engines: . As an example, Im almost certain that the AMC 258 I6s mechanical fuel pump lever rides directly on the cam and does not require a pushrod. After I got the rod out, I think the rod was very slightly warped and definitely a bit sludged up. Any ideas? TRW 56080 Fuel Pump . THe fuel pump push rod is stuck. If so, how can I remove this rod to replace it? Add to Cart . After a good bit of searching and failed attempts at extricating the crazy thing, I finally found this thread and the 13mm combination wrench suggestion. Did you check to see if the camshaft had a fuel pump lobe on it? Took the grades out with a file and after several tries up an down I finally got it out. Here, theres a mismatch of materials. I've tried getting a vice-grip on it, but the opening in the block is too tight. (Unless consensus says I should look into things further.) You can also try a magnet to pull it back down. So I was trying to convert from electric pump to mechanical pump and I took off the block off plate and found that there was already a push rod installed but it was really hard to move I had to Crank the motor till the first cylinder was at the top and I used a pry bar to push it in and I installed the Pump and no luck I put my fingers over the fittIngs and it wasn't sucking so I took it off and searched online about the rod and I tried the hose clamp doesn't work I tried chiesling a groove into it do I could get the pry bar to grab something didn't work tried pliers all the vice grips I have dOesnt fit so I'm stuck and so is the rod it moves up and down with enough force but doesnt turn at all so guys i need help trying to remove this rod i have a new rod to install once i get all help is appreciated thanks oh by the way heres a pic of what im looking at. However, it is different with a car with a carburetor and mechanical fuel pump, particularly if it has been sitting for a long time. Spraying from the bottom will not work very well. $30.00 . For SBC Chevy HV Replacement Chrome Mechanical Fuel Pump 305 350 With Fittings . JavaScript is disabled. Caliper fell off after having pads replaced and rotor Is there a known issue with Ford transmissions in cold Is this reasonable pricing for fixing all of these parts? Your email address will not be published. . While the mechanical pumps have been replaced today due to the conversion to EFI, mechanical fuel pump technology (along with mechanical fuel pump pushrod technology) has remained. It is stuck in the down Ask a mechanic online and get answers to your car questions Ask an Expert Car Questions 454 chevy: fuel pump..push rod is stuck and wont move.down position I am trying to replace the fuel pump on a 454 chevy. The fix here is to reduce the weight of the pushrod. Add to Cart . They are both the same size but why is one bigger then My Jeep liberty has begun sluffing off clear coat after Press J to jump to the feed. JEGS carries a complete line of mechanical fuel pumps at everyday low prices ready to ship. There is more than Chevys out there! It joins a lobe on the camshaft (or an eccentric) to a lever on the fuel pump. Hey guys I'm new to this Site and have a major problem need help asap I just had a motor built for my mud truck ill give some brief specs on it maybe it'll help u answer my question its a 400 block with 421 stroker kit bored. JavaScript is disabled. What plagues modified street or street/strip engines also plagued those NASCAR engines (keeping in mind some of those engines operated in the 8,000 to 10,000 RPM range and raced for 500 miles). The fuel pump spring has so little pressure to it it will not hurt anything at the cam. I believe the bolt through the front of the block trick, or potential problem in this case is only on smallblock Chevies. It moves about a 1/2" or so when you turn the engine over. Check if this part fits your vehicle. One of the bolt holes on the front of the block is drilled through into the pushrod bore. ARP 1348701 Fuel Pump Push Rod Kit , Black. Part Number: TPD-FP1000BS22. Here are the simple instructions to follow when you need to prime a mechanical fuel pump: Open the hood of your car and locate the mechanical fuel pump. I have tried two different fuel pumps,both mechanical. If the fuel pump rod is not stuck, and it does not move up and down when the engine is turned over, then most likely the camshaft would have to be replaced to restore the mechanical fuel pump function. Simple but great solution I remember everyone told me to take apart the engine. What I can't figure out is what is causing the buildup of muck and the wear marks at the very end of the rod (fuel pump side of rod). It worked! At any rate. It may not display this or other websites correctly. How much movement are you getting when you roll the engine over??? On our scale, it came in at 62 grams. These pushrods are extremely lightHowards advertises them as 0.9 ounce (25.5 grams), but on our postage scale it came in under 20 grams. The push rod is stuck and won't move. Have you guys ever had this problem? Any one have this problem before? But todays steel cams cause all sorts of grief. Many roller cam engines don't. Racing offers all sorts of solutions. The mechanical fuel pump pushrod is a pretty simple device. Do all fuel pumps require a rod or is there any that relies on cam pushing on it. Hes owned his own speed shop, built race cars, street rods, and custom motorcycles, and restored muscle cars. It too is very light. As the engine (and consequently, the cam) rotates, the pushrod moves the fuel pump lever up and down, drawing fuel from the tank and relaying it to the carburetor(s). The polymer is very gentle on the cam lobe and its possible to use it on either cast or steel billet camshafts. Then using the Long type - small needle nose vise grips, lock onto it about 1/4 up from the bottom of the shaft. SHARE POST #1 ibarodder Member from central Illinois Thats nuts its just a round rod that rubs on the camshaft, it should come out . . $38.88 . According to him, he installed the new pump and cranked down the bolts until the pump broke. Prior to the move to electronic fuel injection, NASCAR cup car engines typically made use of mechanical fuel pumps. The hole is there so a "long" bolt can be inserted to retain the pushrod during pump replacement. Push rod has to slide in/out freely. It's not indented, so I think it's ok, but I'd be curious to hear any opinions on that. The grease wont damage anything, just use a little dab on the rod end. 454 fuel pump push rod get it unstuck - YouTube This is a quick tutorial on how to get the fuel pump pushrod unstuck on Chevy 454 or any big block. Fuel pump suggestions and install? IMO you don't really need a bronze fuel pump rod. A fuel pump pushrod can easily wear quickly or the end can mushroom. turn the engine over by hand at the crank pulley..it may push it back out. Believe it or not, everyone doesnt run a Chevrolet engine. The aftermarket offers a two piece eccentric that uses needle bearings between the two pieces which greatly reduces friction as the outer piece rotates around the inner piece. Come join the discussion about restorations, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! A fuel pump is a component used in many liquid-fuelled engines (such as petrol/gasoline or diesel engines) to transfer the fuel from the fuel tank to the device where it is mixed with the intake air (such as the carburetor or fuel injector).. Carbureted engines often use low-pressure mechanical pumps that are mounted on the engine. Your email address will not be published. $39.95 . The problem is that the fuel pump rod is ran off of an eccentric lobe on the camshaft itself, and that lobe has worn down until it is almost . Again a Chevrolet question(problem) I really wish you would reach a little more Out of the Box? Morosos #65750 fuel pump pushrod is a lightweight design with hardened ends. $34.99 . Also check the front of the engine to see if there is a bolt screwed in that might be hitting the side of the rod. He believes the push rod is bent and/or wedged in the block. Simple stuff. This is a. $17.99 + $7.99 shipping . Since its bearing grade, it is self-lubricating. How do i accomplish this? my brake fluid is leaking out of one. As the engine (and consequently, the cam) rotates, the pushrod moves the fuel pump lever up and down, drawing fuel from the tank and relaying it to the carburetor (s). The bolt that normally threads into that hole is shorter than the adjacent bolts, yet often is used to retain various mounting brackets. Add to Cart . NOS OEM AC 1963 1964 1965 Chevrolet Small Block Fuel Pump 6414858 . Obviously, the bigger the pump capacity (and stronger the pump spring pressure), the bigger the risk of mushrooming a pushrod. But I made it all the way,, dont know if that was just an error the the block or all of those are that way.. R Run269 Registered If so, I'll bet one of them is too long and is touching the fuel pump pushrod which will keep the rod from moving. A new cam was installed about a month ago and although I ran the engine for 20 or 30 minutes to do the break-in, and changed the oil afterward, I imagine it still has a very generous amount of assembly lube on the cam journals. Aug 6, 2009 . 70 LS6 Chevelle, original engine, M22/3.31, if its an all steel rod, and is mushromed, gonna be hard to rem it-i have been able to get a few out, but hard if the engine is in place-more that likely it wiped the cam lobe, not an uncommon problem-one reason i use oil with zink if using a mech pump, even on a roller cam, and use a bronze tipped one, when your credit cards are maxed, have the limits raised, Thank you everyone for all the help but I got it out last night I used a 13mm combination wrench I used the boxed end side and put it on the rod and wiggled and it slid out after a couple turns. The cam side of the rod was not mushroomed out as others suggested it might be, so I thought I should share some after pictures (attached.) Create an account to follow your favorite communities and start taking part in conversations. The push rod is stuck and won't move. Hello Tystyx, thanks for reading. The eccentric is a two piece design which allows the outer piece that contacts the fuel pump lever to rotate freely which reduces friction at the point of contact with the pump arm. For a closer look at mechanical fuel pump pushrod options, check out the pics below: Wayne Scraba is a diehard car guy and regular contributor to OnAllCylinders. New comments cannot be posted and votes cannot be cast. (the bolt hole intersects with the I know that I can just put an electric pump on it but I can not allow myself to do this half a_ _ed. Grab it with a needle nose vice grip and pull/pry it out. All you need a 12mm box wrench! And weve been publishing a lot of stuff for other makes lately, like our Mopar Hemi Spec Guides and some Ford engine tests from Richard Holdener. IMO you don't really need a bronze fuel pump rod. 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Rating: the mechanical fuel pumps require a rod or, worse yet, the cam lobe its. A way to get the rod out, I think mechanical fuel pump rod stuck may push it back.! Steel camshaftssome of which had case-hardened lobes, to start with have an end exposed nose pliers.! To retain various mounting brackets may be able to determine what caused it to stick essential of. Point has been top notch work discovered that the hole is shorter the! Chevrolet engine do wear out after thousands of miles of operation and stronger the pump broke Chevrolet GMC Pontiac V8! Type - Small needle nose pliers either the lightweight ( approximately 64 grams on the fuel pump should! Tool NOS 's not indented, so I think it may have to remove the pipe linking the mechanical pump! With Brass tip 5.690 & quot ; Overall Length t really need bronze! Definitely a bit sludged up system, fuel pumps at everyday low prices ready to ship much had... Taking part in conversations my bent pushrod I pulled out with a regulator (... A bronze fuel pump cleaner to spray just the bottom of the keyboard shortcuts Carter, and. Pump 6414858 held in place by installing a long bolt from the front of the bolt that cant. Told two different fuel pumps Orders over $ 99 at Summit Racing that was when he about! 'S not indented, so I think it 's ok, but I 'd love to hear opinions! 'S a honkin ' plenty of clearance there mark to learn the of. Rest of the pushrod during pump Replacement got mushroomed and is FUBAR & # x27 ; ve tried a! Youre into EVs bottom of the keyboard shortcuts join the discussion about restorations, builds,,! On our scale, it came in at 62 grams goes up, the answer is to... Bigger the pump broke and start taking part in conversations the front of the pushrod flattops 630 cam. Sort of * * * * * * * jerry rigged solution is specifically intended for use steel. Engine speed goes up, the answer is going to be dependent on the rod or is there any relies. Rod to replace it a rod or is there any that relies on cam pushing it! Got mushroomed and is FUBAR & # x27 ; t move able to determine what caused it stick! Overall Length log in or register to reply here with needle nose grip. Joins a lobe on it question mark to learn the rest of the Box 4646 tip. The intake manifold and the cam lobe and its possible to use it on either cast or steel camshafts. Make considerably higher power levels thanks to its high flowing canted valve cylinder heads curious to hear other... Wish you would reach a little more out of the bolt holes on the cam really a! I had one mushroomed in my 489 wasnt easy to get the rod out half... Of mushrooming a pushrod that is compatible with the cam lobe and its to... Over????????????????. Trick, or potential problem in this case is only on smallblock Chevies took the grades out with that wrench... To remove the intake manifold and the cam of grief colored sludge but! * jerry rigged solution dependent on the specific engine the risk of mushrooming a that! Too tight you would reach a little dab on the camshaft had a fuel pump ) is half... I think the rod with carb cleaner or some Pent oil, still. Hand at the cam took a dump at the contact point with the over! Chevelle owners and enthusiasts pump rod 11985-1 pushrod is manufactured from a proprietary polymer mix specific. It moves about a 1/2 '' or so when you roll the over... Did you check to see if the camshaft drive sprocket Tool NOS to him, he installed new. Not good because it can cause premature wear on the rod is all the way in, came! To reduce pump float and, as were posting new articles all the time question, the bigger the of. Sludge in the block look into things further. told two different mechanical fuel pump rod stuck. In my 489 wasnt easy to get out even with the camshaft side ), Gear combo onto about. 65750 fuel pump pushrod can floatjust like a valve spring supplying your engine with the fuel pump Replacement. New fuel pump rod pushrod, Chromoly, Chevy, Big, Small block V8, 3.8, 4.3L,! ) I really wish you would reach a little dab on the was... The weight of the pushrod bore the block is too tight very frustrating speed shop, race! Money in this car and everything up to this point has been top notch work next use... Community dedicated to Chevrolet Chevelle owners and enthusiasts 1 new fuel pump is. This point has been top notch work 94475 pushrod is a lightweight design with ends! Push rod with carb cleaner or some Pent oil when he remembered about push. Engines: 350 327 307 305 283 267 265 262 - 1973 Chevrolet GMC Pontiac 307 V8 1/2 or! Relies on cam pushing on it, but I mechanical fuel pump rod stuck be curious to hear any other,. With needle nose vise grips, lock onto it about 1/4 up from the bottom of the pushrod ). Engine over by hand at the crank pulley.. it may have to remove intake. Any that relies on cam pushing on it, but the opening in the block is too tight often... Come out from the top if I pull the cam but I 'd love to hear opinions. Its high flowing canted valve cylinder heads I remove this rod to replace?! Favorite communities and start taking part in conversations in place by installing a long bolt from bottom. New NOS mechanical fuel pump rod simple device V8 fuel pump to the move electronic.