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Setting up an Edelbrock proflo 4 system and the ecu wants to know my camshaft profile. What number am I looking for?

Installing twin scoops on my 1971 plymouth valiant scamp. Can't find anything on scoop placement other than "look for factory holes under the hood" answers. Well I don't have any. Can anyone give me a simple answer of measurements like center of hood to center of scoop, back of scoop to back...

Does anyone know what this is and if it's fixable? Not looking for "fix it by replacing it" answers.

Rebuild 1971 small.block 318LA with all new: Edelbrock 1406, Edelbrock rpm intake, new Promaxx aluminum heads & Lunati Voodoo hydraulic roller cam. Msd 6a, Msd distributor, Blaster 2 coil, msd spark plugs / wires. Issue is engine has a misfire or like a lean burn on one cylinder. Kinda goes...

My roller rockers don't center up on the valve stem. I can't shim them up because it puts it closer to the edge and can't lower them because there mounted on pedestal's. What option do I have? AND besides wearing out my guides quicker, how bad would it be to run it like this? 1971/ 318LA...

I have a 1971 sb 318LA. I'm upgrading with Promaxx aluminum heads, voodoo roller cam and adjustable rockers. Does anybody know pushrod length for a hydraulic roller lifter? Stock for hydraulic flat tappit rod length is around 7_5/16". I know I can measure when the cam is installed but like to...

Hello, I'm installing a new cam so I have the top of my engine off. With No pushrods installed, all valves closed and spark plugs still in. When I turn the crankshaft I hear air leaking past piston rings. I did a dry compression test (engine cold) 1=112, 2=115, 3=124, 4=130, 5=115, 6=120, 7=115...

Oh I'm sure this has been brought up. I rebuilt a 1971 LA 318 and Installed a thumpr cam, headers, aluminum heads and edelbrock 1406 carb. Problem is that engine shakes alot at idle below 1000rpm. People say 1000rpm is about right but Im looking for that low choppy sound instead of a high...

I have a 1971 plymouth scamp. I was tuning my carb after a cam swap when I noticed flashing coming from inside my alternator then my engine died and white smoke was pouring out from the harness. Even with the engine dead it kept burning until I disconnected the battery. The blue wire that plugs...