Subaru Impreza STI/WRX STI EJ20 EJ205 High Performance Pistons
Specfication
PART TYPE | Forged Pistons | ||
BORE SIZE | 92.00mm | 92.50mm | 93.00mm |
SIZE | STD | +0.5mm | +1.0mm |
COMPRESSION HEIGHT | 32.6mm | ||
COMPRESSION RATIO | 8.5:1 | ||
PIN SIZE | 23.00mm | ||
PISTON WEIGHT | ~ | ~ | ~ |
RING LAYOUT | 1.2,1.5,4.0mm | ||
ROD LENGTH | 130.50mm | ||
STROKE | 75.00m | ||
COATING | No |
Forged high performance pistons from Conrodsdesign.com for your Subaru Impreza STI / WRX STI with engine code EJ20 from 1998. The Subaru EJ20 / EJ205 pistons are developed for mild to high tuning, mainly for road or club race cars that want to develop their engine for high mileage and/or street use. Designed by ourself engineers and manufactured from 4032 (T6) high-silicon, low-expansion alloy. This allows the engine builder to run a closer piston to bore clearance thus producing a better seal.
Features
Precision CNC machined ring grooves
4032-T6 high-silicon / low-expansion special alloy
Honed 23mm pin bores
Lateral gas ports for better ring seal
Full Round skirt design with bottom reinforcing band for High HP/Boost applications
Valve Pockets designed to allow over size valves and high lift camshafts
Pistons designed to optimize squish for longer engine life and increased horsepower potential
Complete set including piston pins, rings and clips
Fitment For
Subaru Impreza WRX 2.0L 16V
Subaru Impreza WRX STI 2.0L 16V
Related Product
SUBARU 2.0 and 2.2T WRX 2.5L STI EJ257 Connecting Rods
Forged X-beam Connecting Rods for Subaru Impreza WRX STI EJ20 / EJ25