Proformance Unlimited's Pontiac 400...Live engine run
Pontiac 400 built by Proformance Unlimited Live Run
You can view this engine package at the following link:
Pontiac 400 with 450 HP engine package with Edelbrock aluminum heads can be
custom designed to your specific needs. All engines can be custom painted
to match your vehicle at your request. We can outfit your engine with the
exclusive March Performance serpentine belt system. We can also assist you
in choosing the proper transmission and stall speed converter combination
for your vehicle and have it shipped directly to you as your performance
crate engine is being built.
PONTIAC 1970 formula 400
1970 formula 400, complete engine rebuilding, YS block, #13 heads, forged
rods and pistons, RA3 cam (068), iron intake, home made 1968 Q-JET
converted to electric choke, RA4 headers, complete 2,5" Exhaust.
The First time my 400 Big Block got started.
Pontiac 400 engine after rebuild
This is engine for my new 1977 Trans Am "Racer". Specs: '73 block with
stock type crank (.010), pistons (.030) and rods,'69 heads No. 46 with no
mods, stock '69 intake manifold, Summit headers, CompCam 268 HE complete
camshaft with stronger valve springs and 1.6 roller rockers.