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Speedmaster 4340 Billet Steel crankshafts are manufactured from high quality true billet round bar stock
351c Cleveland
They are manufactured from cast aluminum and are offered with breather holes or without any holes
and feature cast-in ribs for added strength and heat dissipation
The 5-pinion front planetary is constructed from K1045 billet steel
4.5" Aluminum Housing Spacer for 9" Floater Rear End Speedmaster 4340 Billet Steel crankshaftsThis 4. 5" aluminum housing spacer is a versatile and durable component designed for use with 9" floater rear end assemblies. Made from high quality aluminum, it ensures a reliable fit and long lasting performance in various automotive applications. Lightweight and resistant to corrosion, this spacer is an excellent choice for enhancing the efficiency and durability of your setup.
US$ 119.15
US$ 39.95
US$ 169.50
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