Closed Deck EJ257 V4 Ultra Short Block Link Engine Management and flows 50% more than

and flows 50% more than the ID1700x

5 different 17-7 precipitation hardened springs for further adjustment of boost levels

- Journal Bearing Turbo

This Block Is Our Base Non Closed Deck (Semi Closed) EJ257 +2mm Long Rod Engine With Forged Internals

Closed Deck EJ257 V4 Ultra Short Block Link Engine Management and flows 50% more thanThis 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 V4 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