400

1968 Pontiac Firebird 400. The car is very original but has been meticulously and completely restored from top to bottom, front to back. Everything is new on this car and runs and drives better than the day it was made. Now for the good stuff: The restoration was completed by a...

Hi, 75 pontiac 400, 6x heads, performance distributor (http://performancedistributors.com/) set up for this engine, medium comp cam, fast ez-efi fuel injection (throttle body carb style fuel injection) . Compression around 8.5 to 1. I went to set/check the timing this spring, and couldn't...

I'm looking into purchasing a 1975 Firebird without an engine or transmission as a project car. But if I'm going to be buying a muscle car, it's gotta have some muscle. Conveniently, I can get a 1972 400 HO engine block locally, and I'm wondering if it'll fit without any drastic changes...

Hi all, I'm new to the forums, so please bear with me. I currently have a '69 XH code 400 with #62 heads from a '69 GP. I am looking for some ideas on good flowing lower compression heads to run on pump gas but still make plenty of power. Any suggestions? The block is .030 over, w/ flat top 4...

Hey everyone, first time here. I have been looking for a trans am for a while now and thought i have found a really good deal. its a clean 79 automatic but the owner claims that it does not have the olds 403 but really has the pontiac 400. not stock. holly intake, holly 650 carb, headers...

hi all i want to start out by saying this is not my first time around on swaps i am a lincoln tech grad but i usually work on newer cars so this swap is a first. ok i know a good bit about motors and i want ether a pontiac 400 or 455 motor. was gonna try and go 350 but everyone and there...