This is a brand new set of Wiseco Pistons and Manley H-Beam Rods for Honda B18A/B B20 Engines engines. We like to use the Wiseco/Manley H Beam combo in platforms that will be making up to 700hp. If you are planning on making over 700hp, ask us about our High Output Combinations today! Wiseco and Manley make several different B-Series pistons and rods and we try to keep many of the most popular part numbers in stock. Just select which part number best fits your application from the list below, and include that part number in the paypal notes section of your payment.
All pistons come balanced within one gram, include pin lock grooves and wrist pins at no additional charge.
Have a question about bore size or compression ratio?
Want an expected ship date on a specific part number?
Email us now at Sales@RealStreetPerformance.comWhether you damaged your stock internals, you are building an all out race engine, or you are just looking to upgrade your stock bottom end. JE is one of the most durable and reliable options on the market period.
COMES WITH RINGS, WRIST PINS, AND LOCKS!Wiseco Piston Part Numbers Integra 1990-00 B18A1/B1 | Part # | Application | Bore Size | Compression Ratio |
| K541M81 | B18A1/B1 | 81.00mm (Standard Bore) | 8.3:1 - 8.6:1 |
| K541M815 | B18A1/B1 | 81.50mm (+.020" Overbore) | 8.3:1 - 8.6:1 |
| K541M82 | B18A1/B1 | 82.00mm (+.040" Overbore) | 8.3:1 - 8.6:1 |
| K542M81 | B18A1/B1 | 81.00mm (Standard Bore) | 9.3:1 - 9.8:1 |
| K542M815 | B18A1/B1 | 81.50mm (+.020" Overbore) | 9.3:1 - 9.8:1 |
| K542M82 | B18A1/B1 | 82.00mm (+.040" Overbore) | 9.3:1 - 9.8:1 |
| K566M81 | B18A1/B1 | 81.00mm (Standard Bore) | 11.1:1 - 11.6:1 |
| K566M815 | B18A1/B1 | 81.50mm (+.020" Overbore) | 11.1:1 - 11.6:1 |
| K566M82 | B18A1/B1 | 82.00mm (+.040" Overbore) | 11.1:1 - 11.6:1 |
| K593M81 | B18A1/B1 | 81.00mm (Standard Bore) | 11.8:1 - 12.4:1 |
| K593M815 | B18A1/B1 | 81.50mm (+.020" Overbore) | 11.8:1 - 12.4:1 |
| K593M82 | B18A1/B1 | 82.00mm (+.040" Overbore) | 11.8:1 - 12.4:1 |
1997-02 B20B with VTEC Head | Part # | Application | Bore Size | Compression Ratio |
| K545M84 | B20B w/ VTEC Head | 84.00mm (Standard Bore) | 8.4:1 - 8.8:1 |
| K545M845 | B20B w/ VTEC Head | 84.50mm (+.020" Overbore) | 8.4:1 - 8.8:1 |
| K545M85 | B20B w/ VTEC Head | 85.00mm (+.040" Overbore) | 8.4:1 - 8.8:1 |
| K623M84 | B20B w/ VTEC Head | 84.00mm (Standard Bore) | 10.4:1 - 10.9:1 |
| K623M845 | B20B w/ VTEC Head | 84.50mm (+.020" Overbore) | 10.4:1 - 10.9:1 |
| K567M84 | B20B w/ VTEC Head | 84.00mm (Standard Bore) | 11.3:1 - 12.0:1 |
| K567M845 | B20B w/ VTEC Head | 84.50mm (+.020" Overbore) | 11.3:1 - 12.0:1 |
| K567M85 | B20B w/ VTEC Head | 85.00mm (+.040" Overbore) | 11.3:1 - 12.0:1 |
| K594M84 | B20B w/ VTEC Head | 84.00mm (Standard Bore) | 13.2:1 - 14.2:1 |
| K594M845 | B20B w/ VTEC Head | 84.50mm (+.020" Overbore) | 13.2:1 - 14.2:1 |
| K594M85 | B20B w/ VTEC Head | 85.00mm (+.040" Overbore) | 13.2:1 - 14.2:1 |
| K594M855 | B20B w/ VTEC Head | 85.50mm (+.060" Overbore) | 13.2:1 - 14.2:1 |
| K594M86 | B20B w/ VTEC Head | 86.00mm (+.080" Overbore) | 13.2:1 - 14.2:1 |
Manley H-Beam Rod Part Numbers | Part # | Application |
| 14025-4 | B18B/B20 LS |
