Still trying to figure out where the crank to stroke the 413 is going to come from 4.15" is too much with 383 pistons and 3.90" has chevy ends that makes the rod/piston problem WORSE


Current cars: 2000 Dak Quad Cab, 2012 Challenger,1970 Road Runner, 1994 Firehawk


1966 Coronet post sedan, 1988 Corvette, 2005 Magnum RT all SOLD

R70RUNNER<---VP Inland Empire Chapter of the MPM