Converts the 114 engine to 132 . Largest possible 4.320 bore bolt-in big bore kit. Stroker flywheels not required. Works with stock crankcases, case boring is not required, stock flywheels, stock heads and retaines stock engine height. Kit includes a forged 4.320 big bore piston kit, black wrinkle powder coated 4.320 big bore cylinders, 2 MLS (Multi-Layer-Steel) .030 head gaskets, 2 cylinder base gaskets, 4 cylinder dowels and an S&S cubic inch cam cover batch. Black powder coated finish to match OEM
Converts the 114 engine to 132 . Largest possible 4.320 bore bolt-in big bore kit. Stroker flywheels not required. Works with stock crankcases, case boring is not required, stock flywheels, stock heads and retaines stock engine height. Kit includes a forged 4.320 big bore piston kit, black wrinkle powder coated 4.320 big bore cylinders, 2 MLS (Multi-Layer-Steel) .030 head gaskets, 2 cylinder base gaskets, 4 cylinder dowels and an S&S cubic inch cam cover batch. Black powder coated finish to match OEM
Inside CNC machined / high flow ported. Fits as a direct replacement upgrade for the standard manifold. It is a better, stronger and a more heat resistant replacement for the stock plastic (polymer) manifold. Made of T6 heat treated cast aluminum that is CNC machined on outside, but also CNC machined / ported on inside, for the ultimate in high-flow characteristics. Adds 3 to 5 horsepower and up. Especially above 124 the stock manifold becomes a restrictive part. Comes with a rubber o-ring seal. Easy to