Hemi 440 Steel Billet Crankshaft 4.100 Stroke Switch out your weak and

Switch out your weak and thin factory retainer plates with Speedmaster heavy-duty bearing retainer plates and make your ride a lot safer

351c Cleveland

block for added strength

These valve covers are TIG-welded and are manufactured to help eliminate distortion and ensure a perfect fit to help protect your valve covers and rocker arms

Since Chevrolet has made a variety of pulley diameters

Hemi 440 Steel Billet Crankshaft 4.100 Stroke Switch out your weak andSpeedmaster 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.