Outfront Motorsports V4 Racer+ Shortblock Complete Heads Increase Power

Increase Power

that performs extremely well with the 20G-XT aero

NASCAR and IRL applications

256°-252°/264° | 9

Robust tower flanges provided enhanced resistance to bend and twist

Outfront Motorsports V4 Racer+ Shortblock Complete Heads Increase PowerThis 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