Darton Cast Iron Dry Block Sleeves - Nissan SR20 ARP Main Studs This premium quality diaphragm assembly

This premium quality diaphragm assembly boasts a large diameter seal for maximum sealing at higher boost levels

Nissan Skyline R31/R32/R33/R34

Ironman 4x4 Foam Cell Pro minimize heat buildup and maintain their ideal performance no matter what you throw at them

are TIG welded and to finish the arms off they're E-coated (electrophoresis coating) for rust prevention

Darton Cast Iron Dry Block Sleeves - Nissan SR20 ARP Main Studs This premium quality diaphragm assemblyCast Iron Dry Block Sleeve Kit Suit Nissan SR20DET The Darton Dry Sleeve Kit is available for many series of 4, 6, and 8 cylinder import and domestic engines and provides for maximum bore sizes and boost potential. Features: Cast iron performance in an aluminum block Improved block integral strength Improved cooling Kits can be installed by your local machine shop Full installation manual available on website Increased horsepower output potential High