Outfront Motorsports 775 Closed Deck Short Block EJ255 W/ D25 Heads Fuel Systems a reinforced material developed by

a reinforced material developed by the Athena R&D Department consisting of a steel core covered with two layers of asbestos-free aramid fibre: this allows excellent thermal and mechanical resistance without penalizing its ability to adapt perfectly to cylinder and head support surfaces

Pocket Ported

ACT Heavy Duty pressure plates use exclusive diaphragm design to increase clamp load

Belts are also available:

King XPG bearings feature a unique lug design that eliminates the conventional lug recess so no oil escapes and full oil pressure is maintained

Outfront Motorsports 775 Closed Deck Short Block EJ255 W/ D25 Heads Fuel Systems a reinforced material developed byThis 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