Crower ML93043B4-1 Features:

Big Block Chevy Maxi-Light #4 steel billet connecting rod, 6.386 in. center-to-center length, 2.225 in. big end bore, and 0.990 in. pin end bore. CNC-machined from premium vacuum-degassed steel billet alloy, heat-treated for strength, and rated to 170,000 PSI for demanding performance use. Features Crower RBT tapered beam design to cut rotating mass while maintaining strength for quicker throttle response and faster acceleration. Built with aircraft-quality 12-point cap screws, H-11 tool steel bolts rated at 220,000 PSI, and a hollow dowel alignment system to help prevent cap walk.

Maxi-light #4 Crowerods B 6.386 In. Big Block Chevy Features:

• CNC-machined vacuum-degassed steel billet for Big Block Chevy, 6.386 in. center-to-center length, reduced rotating mass
• Exclusive RBT tapered beam design for maximum strength-to-weight balance, quicker throttle response, and faster acceleration
• Aircraft-quality 12-point cap screw system with H-11 tool steel bolts, 220,000 PSI bolt rating, hollow dowel cap alignment
• Drilled and chamfered pin oil holes help prevent galling, extra-strength pin eye supports stable pin boss dynamics
• Maxi-Light #4 rod with 2.225 in. big end bore and 0.990 in. pin end bore, heat-treated for durability and strength