CP Piston & Ring Set for Acura B18C1 – Bore (81.5mm) – Compression Ratio (9.8)

SKU: SC7016-4 CP Piston &. Ring Set for 1994-2001 Acura Integra GS-R B18C1 – Bore 81.5mm – Compression Ratio 9.8:1 This CP piston and ring set upgrades 1994-2001 Acura Integra GS-R B18C1 engines with a 81.5mm bore for increased displacement and 9.8:1 compression ratio suited to turbocharged or naturally aspirated performance setups. Forged construction handles extreme RPM and boost levels while maintaining ring seal and heat resistance. Each set includes four pistons, premium rings, wrist pins, and spiro-locks for complete assembly. Key Features Forged 2618-T61 Alloy: Provides high strength and fatigue resistance for engines pushing over 500 horsepower 9.8:1 Compression Ratio: Balances power output with boost compatibility in B18C1 builds 81.5mm Bore Size: Increases displacement from stock 81mm for more torque and horsepower Accumulator Groove Design: Reduces ring flutter and improves sealing under high cylinder pressures Coatings Included: Skirt hydro-bearing and top crown thermal barrier reduce friction and protect against detonation Product Notes Bores must be honed to 81.510-81.530mm with proper piston-to-wall clearance of 0.0035-0.0040 inch Rings feature moly top ring and nitrided second ring for optimal sealing and longevity Packaged in protective foam inserts to prevent damage during transit Installation Notes Professional installation recommended. Cylinder boring and decking required to match 81.5mm bore and achieve specified compression Compatible with stock B18C1 connecting rods and head gasket thickness of 0.030-0.040 inch This Part Fits Year Make Model Submodel 1994-2001 Acura Integra GS-R Why Choose CP? Proven in NHRA and drag racing with thousands of race wins CNC-machined in the USA for exact tolerances and balance Backed by rigorous dyno testing and real-world endurance validation Frequently Asked Questions Q: Will this set fit my 1996 Acura Integra GS-R B18C1? A: Yes, designed specifically for 1994-2001 Integra GS-R B18C1 engines with 87.2mm stroke Q: What material are the pistons made from? A: Forged 2618-T61 aluminum alloy known for high strength, fatigue resistance, and heat dissipation Q: What is the warranty and installation requirement? A: Limited lifetime warranty against manufacturing defects. Requires professional machining for proper fitment Shipping &. Handling Method: UPS Ground or FedEx Availability: In stock – ships same or next business day Packaging: Secure box measuring 12 x 10 x 6 inches Weight: 4.2 lbs Reviews There are no reviews yet. Be the first to review “CP Piston & Ring Set for Acura B18C1 – Bore (81.5mm) – Compression Ratio (9.8)” Cancel replyYour email address will not be published. Required fields are marked *Your rating * Rate… Perfect Good Average Not that bad Very poor Your review *Name * Email * Save my name, email, and website in this browser for the next time I comment.