Howards Cams Billet Main Caps are precision CNC-machined from low-carbon 1020 steel alloy. These main caps are available as straight bolt stock replacements or with splayed outer bolt holes. The splayed outer bolts are angled at 10 degrees, positively reinforcing and tying the block together. Kits are available for the three center caps, as well as separate front and rear caps where applicable. These billet main caps provide top notch bottom-end stress and flex management. Please Note: Line boring is required after installation.

Features:

• CNC machined 1020 billet steel construction
• Straight bolt and splayed bolt options available
• Complete sets provide maximum stress and flex management