Will any pontiac 455 engine bolt into a 70 grand prix LJ (400 cu " engine)?
F feggesc · Registered Joined Jan 25, 2007 · 1 Posts Discussion Starter • #1 • Jan 25, 2007 Will any pontiac 455 engine bolt into a 70 grand prix LJ (400 cu " engine)?
X xntrik · Save a horse, Ride a Cowboy. Joined Jul 25, 2005 · 5,122 Posts #2 • Jan 25, 2007 yep.............. watch out for those low compression beasts.... no power, horrible gas mileage
