Hemi 440 Steel Billet Crankshaft 4.100 Stroke They feature extra-thick steel that's

They feature extra-thick steel that's double-welded to the ring gear for added strength

Windsor and Big Block versions are built from sturdy cast aluminum

this intake manifold is built to withstand the demands of supercharged or turbocharged setups

and excessive emissions

Speedmaster gate plates are bolt-on options to convert your standard-pattern shifter

Hemi 440 Steel Billet Crankshaft 4.100 Stroke They feature extra-thick steel that'sSpeedmaster 4340 Billet Steel crankshafts are manufactured from high quality true billet round bar stock. Their performance, strength and horsepower capabilities are significantly outstanding compared to cast forged crankshafts. An engine with a 4340 billet steel crankshaft will rev faster and cleaner due to the different harmonics produced from the high grade material. Those crankshaft are x rayed and ultrasonically tested.