Description: Welcome to Pro-Motive Concepts LLC. We specialize in Auto and Truck parts and accessories. We have a wide selection of air intakes, exhaust, body parts, suspension kits, clutches, ECU upgrades, turbo kits and more in stock for your vehicle! BRAND NEW IN BOX Wiseco Forged Piston Kit Fits 1990-1993 Acura Integra RS/LS/GS 1.8L DOHC Non-VTEC (B18A1 engine) Fits 1994-2001 Acura Integra RS/LS/GS/SE 1.8L DOHC Non-VTEC (B18B1 engine) Fits 1994-2001 Acura Integra GS-R 1.8L DOHC VTEC (B18C1 engine) Fits 1997-2001 Acura Integra Type-R 1.8L DOHC VTEC (B18C5 engine) Fits LSVTEC Engines (B18 Non-VTEC Block with B16A or B18C Head) 81mm Standard Bore Size .827" / 21mm Pin Diameter -12cc Dish Typical Weight 280 grams The compression ratio will vary slightly by engine/head gasket thickness,etc Acura Integra RS / LS / GS / SE 1.8L DOHC (B18A1, B18B1) = 8.2:1Acura Integra GSR 1.8L DOHC VTEC (B18C1) = 8.5:1 Acura Integra Type R 1.8L DOHC VTEC (B18C5) = 8.4:1 LSVTEC Hybrid Engines (B18 Non-VTEC Block with B16A VTEC Head) = 8.4:1 World renowned for their race winning pistons, Wiseco uses their diverse experience in building high performance engines for Formula 1, Indy Racing League, and NHRA Pro Stock to design and manufacture the highest technology sport compact pistons available. Every set of Wiseco sport compact pistons are made from dedicated in-house forgings to produce a light weight piston with superior strength and optimal design. As a multivalve piston technology leader, Wiseco pistons feature specially designed valve pockets, complex dome and crown shapes, stainless steel gas nitride rings and optimized skirt profiles. All Wiseco sport compact pistons also come standard with their proprietary ArmorGlide skirt coating material for reduced friction, freeing up additional horsepower. The compression ratio measurement is approximately and will vary based on which head is used, any milling/decking of the head, and head gasket thickness. The compression ratios stated above are calculated using a .030" (.762mm) thick head gasket. The compression ratio will vary slightly between PR3 and P72 heads. Wiseco pistons are sold as a full set of four (4) pistons and include all corresponding rings, pins and clips. Standard features include:Stainless steel gas nitride top ringsCast iron Napier hook second ringsFlex-vent oil rings with gas nitride scraper railsArmorGlide skirt coatingSold as a full set of four (4) pistons with rings, wrist pins and corresponding clips included These utilize floating wrist pins so they must be used with forged connecting rods. We have Brian Crower H-Beam Connecting Rods, Eagle H-Beam Connecting Rods, Manley H-Beam Connecting Rods, and Manley I-Beam 'Turbo-Tuff' Connecting Rods available for sale if you are looking to purchase a complete package. FREE UPS/FEDEX SHIPPING TO THE LOWER 48 UNITED STATES! All other customers please contact us for a shipping quote Picture is for display purposes and may not be application specific Check out our store for more Honda / Acura performance parts! Be sure to add us to your favorites list!
Price: 776.99 USD
Location: Multiple Warehouses
End Time: 2025-01-17T23:59:02.000Z
Shipping Cost: 0 USD
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Item Specifics
Restocking Fee: No
Return shipping will be paid by: Seller
Returns Accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money Back
Interchange Part Number: K541M81 (Old Part Number)
Type: Piston
Manufacturer Part Number: K541M81AP
Part Brand: Wiseco Pistons
OE Spec or Performance/Custom: Performance/Custom
Bore Size: Standard
Brand: Wiseco
Fitment Type: Performance/Custom