Bullet Race Engineering Nissan RB30X Block Only Anodized:RAW - No Anodizing All gears are surface ground

All gears are surface ground to perfection then isotropic polished to a near mirror finish

they are also hard to pin down

optional liquid-cooling provision

meaning there is both water and oil provisions to both sides of the unit to aid with water gallery access to billet blocks and also can be used as water access fitting for turbo or heater core circulation

Even if this is the most economic line

Bullet Race Engineering Nissan RB30X Block Only Anodized:RAW - No Anodizing All gears are surface groundPLEASE NOTE: We will NOT be proceeding with machining the block for Fire Rings unless you contact us when placing the order. Deck heights, compression ratios, piston to head clearances all need to be confirmed. If you don't contact us, we will supply the fire rings only. The Bullet Billet RB30 Drag Extreme (RBx) has been designed to suit Nissan Drag Racing applications capable of producing in excess of 3000hp. This block removes the limitation imposed