ACL Race rod bearings for Porsche 930 / M64

ACL Race trimetal rod bearings for Porsche 930 / M64 are designed for demanding operating conditions and higher engine RPM. Their combination of design, metallurgy and engineering supports improved bearing durability.

The bearings feature hardened steel backs to support the bearing lining and improve retention in the housing. The set includes ACL Race Series rod bearings.

• High-strength overlay plate with reduced thickness for improved fatigue properties
• Hardened steel backs for improved support of the bearing lining
• Increased crush for improved bearing retention
• Flash plating removed from the back for improved heat transfer and grip in the housing
• Tight, consistent wall tolerances to help maintain consistent clearances

Suitable for: Porsche 911 930 / 964.

Engines: 930, M64 (930.60, 930.66, 930.61, 930.62, 930.63, 930.64, 930.68, 930.20, 930.26, 930.25, 930.21, M64.01, M64.02, M64.03, M64.50). Please check your vehicle’s engine code (registration document or VIN) before ordering; if in doubt, contact us and we will check for you.

Sizes

STD is the standard size for an unground crankshaft. Undersizes (−0.25 mm, −0.50 mm …) are for a reground crank, and “+0.025 mm clearance” (X) is for highly stressed engines. Your machine shop chooses the size after measuring.