The RB26 has a Forged iron block using an aluminum alloy head. The valve educate is often a DOHC with twin-cams and 4 valves for each cylinder for a total of 24 valves over the engine. The RB26 does not have variable valve timing (VVT), which Nissan wouldn’t introduce of their engines till the early-‘90s.This guideline is in this artic… Read More