ACL Nissan Pulsar GTIR Race Series Main Bearing Set 0.025mm Oversized SR20DE/DET - 5 oil holes in upper 5M2975H-.025

Unlock the full potential of your Nissan Pulsar GTIR's SR20DE/DET engine with the high-performance ACL Race Series Main Bearing Set in 0.025mm Oversized, available at Terra Firma Nissan Parts. These engine bearings are meticulously crafted with a unique blend of design, metallurgy, and engineering, ensuring top-notch performance and durability. With 5 oil holes in the upper part, these bearings provide superior lubrication, reducing friction and wear for improved engine efficiency. Whether you're a racing enthusiast or a professional engine builder, trust ACL to deliver the precision and reliability you need for your high-performance vehicle. Elevate your driving experience with ACL Nissan Pulsar GTIR Race Series Main Bearing Set from Terra Firma Nissan Parts and unleash the true potential of your engine.

• High strength overlay plate with reduced thickness for improved fatigue properties
• Hardened steel backs on all rod bearings to improve the support of the bearing lining and assist with bearing retention in the housing.
• Increased crush for improved bearing retention
• Elimination of flash plating on the back of the bearings to improve heat transfer through the bearings and to maximize the grip between the bearings and its housing.
• Increased eccentricity to compensate for bore distortion at high rpm and to assist in the formation of hydrodynamic oil films.
• 3/4 grooved Main Bearings to optimize bearing load carrying surface area and oil flow to the conrod bearings.
• Tight consistent wall tolerances to help you maintain consistent clearances.
• Enlarged ID chamfers on bearing edges where required to accommodate large fillet radius on performance crankshafts.