Closed Deck V4, New Case Halves (Outright) Head Studs and so has the thickness

and so has the thickness

Basic Specifications:

Fits ALL turbo EJ20 motors (with EJ25 pan)

or if it is for race use

Compatible vehicles:

Closed Deck V4, New Case Halves (Outright) Head Studs and so has the thicknessThis 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 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 and pushing coolant that you have