WARNING: Proposition 65 Compliance Statement It is the responsibility of Boost Projects to warn its customers and employees that some products sold on this website contain chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. Go to https://www.p65warnings.ca.gov for more information.
RB30 OS-E2996 and RB315 OS-E3138
By utilizing our engineering knowledge and proven manufacturing capabilities, our world-famous OS Giken RB30 engine begins as a brand new Nissan RB26DETT N1 block, which is then stroked and bored to achieve 2996cc of displacement. For competition use only, we also offer a higher performing OS-RB315 engine. With the supporting modifications and proper tuning, this motor is capable of reliably outputting over 1400hp!
Included in the RB30 kit: - 1 cylinder block - 1 billet crankshaft - 6 billet-forged connecting rods - 7 crankshaft main bearings - 6 connecting rod bearings - 6 forged aluminum pistons - 1.3mm metal gasket (1.2mm, 1.4mm and 1.5mm gaskets available) - 1 timing belt - 1 belt tensioner kit - 14 custom made reinforced crank cap stud bolts and nuts - 3 M6 bolts