Crower B93976B-4 Features:

Crower B93976B-4 custom billet connecting rods for 4-cylinder motorcycle engines. Set of 4 rods made from aircraft-quality premium steel alloy and heat-treated for strength. Available in i-beam or h-beam designs with an aircraft-quality 12-point cap screw system. Includes H-11 tool steel bolts rated at 220,000 PSI; AMS5844 280,000 PSI bolts available.

Billet Crowerods 4 Cyl Mo Billet Steel 4-Cylinder Motorcycle Features:

• Custom billet steel rods for 4-cylinder motorcycle engines, heat-treated for balanced strength and long-service durability
• Aircraft-quality premium steel alloy construction, available in i-beam or h-beam designs for custom engine build requirements
• Aircraft-quality 12-point cap screw fastening system with H-11 tool steel bolts rated at 220,000 PSI for secure clamping
• Optional AMS5844 alloy bolt upgrade rated at 280,000 PSI for extreme RPM, high-endurance, competition-focused use
• Drilled and chamfered pin oil holes help reduce galling, with custom-spec sizing for specialized motorcycle applications