Shortblocks

Subcategories:

SKU OUT-SB-S1R
$3,550.00

Outfront Motorsports Stage 1 RA shortblock is for that added Protection against ring land failure on a lightly modified car. These custom pistons are made specifically for use with B25, V25, W25, and N25 cylinder heads found on the 04+ STI and other EJ257 applications.

This block is rated at 500 BHP.

Read more: New OEM RA Shortblock W/ Forged CP EJ257 Pistons 99.5 w/ Race Bearings

SKU OUT-SB-S1R-D
$3,550.00

Outfront Motorsports Stage 1 RA shortblock is for that added Protection against ring land failure on a lightly modified car. These custom pistons are made specifically for use with the D25 cylinder heads found on the 06-14 WRX and other EJ255 applications.
This block is rated at 500 BHP.

Read more: New OEM RA Shortblock W/ Forged CP EJ255 Pistons 99.5 w/ Race Bearings 99.5

SKU OUT-SB-S1R-H
$3,550.00

Outfront Motorsports Stage 1 RA shortblock is for that added Protection against ring land failure on a lightly modified car. These custom pistons are made specifically for use with the S20 cylinder heads found on the 02-05 WRX and other EJ20 applications without cylinder head combustion chamber modification. This block is rated at 500 BHP.

Read more: New OEM RA Shortblock W/ Forged CP Hybrid Pistons 99.5 w/ Race Bearings 99.5

SKU OUT-SB-S1-H
$3,140.00

Outfront Motorsports Stage 1 RA shortblock is for that added Protection against ring land failure on a lightly modified car. These custom pistons are made specifically for use with the S20 cylinder heads found on the 02-05 WRX and other EJ20 applications without cylinder head combustion chamber modification. This block is rated at 500 BHP.

Read more: New OEM RA Shortblock W/ Forged CP Hybrid Pistons 99.5