Wiseco Pro Tru Compact Series Pistons | Multiple Honda/Acura Fitments (K542M8)
WisecoBulding a motor? Wiseco Pro Tru Compact Series Pistons for your Honda/Acura B-Series Motor feature valve pocket designs that allow maximum flow around valve, also allowing oversized valves ang high lift cams to be utilized and piston crown shapes designed to promote maximum intake charge efficiency thru scavenging mixture "cross flow" during intake and exhaust valve overlap. More fuel and air equals more horsepower! Their pistons are designed to optimize squish or quench during compression combustion cycle event, resulting in resistance to detonation and pre-ignition. The end product is longer engine life and increased horsepower potential.
Features
- Precision machined ring grooves with proper orifice/accumulator volume.
- Complex piston skirt profiles that reduce power robbing friction.
- Piston crown shapes designed to promote maximum intake charge efficiency.
Benefits
- Resistance to detonation and pre-ignition.
- Longer engine life and increased horsepower potential.
- Providing maximum ring seal and minimizes blow-by and oil consumption.
Kit Specs
| Kit Part # | Bore Sizes (mm / inch) | Over Sizes | Gram Weight |
| K542M81AP | 81.00 / 3.189 | Std. | 2.80 |
| K542M8125AP | 81.25 / 3.199 | .010 | 2.81 |
| K542M815AP | 81.50 / 3.209 | .020 | 2.85 |
| K542M82AP | 82.00 / 3.228 | .040 | 2.96 |
To see an in depth look at all the specs for each piston, please see the Wiseco Automotive Catalog
Applications
- 1990-2001 Acura Integra
- Application Notes: B18A1;B18B1;B17A1;B18C1;B18C5
- 1999-2001 Honda Civic Si
- Application Notes: B16A2
- 1994-1997 Honda Civic Del Sol
- Application Notes: B16A2;B16A3
What's in the box?
- Pistons
- Piston rings
- Pins
Warranty
PMI warrants that any Product manufactured by PMI will be free from defects in material and workmanship for 30 days following date of original purchase (€œPMI Warranty€�)
