Closed Deck EJ257 V3 Long Rod Short Block Hardware Manufacturing Standard – ISO 13485

Manufacturing Standard – ISO 13485

With each model change from Subaru engineers

as well as exceeding 700whp

Quality: Carefully engineered

Closed Deck EJ257 V3 Long Rod Short Block Hardware Manufacturing Standard – ISO 13485This closed deck block design has been proven to withstand extreme boost levels resulting in high cylinder pressures without the worry of cracking a sleeve. The billet material that reinforces the combustion area has been further optimized with our V3 closed deck block in the known problem areas making it a far superior product to any sleeved block. With a closed deck block the stock sleeves are still in place eliminating all risk of dropping sleeves