The first place you'll run into limitations on your RB26 when seeking more power is the block. The factory ring lands tend to be the first point of failure in the lower end of the engine. To remedy this forged pistons are prescribed. Additionally, since oiling issues plague these motors an extended crank collar is required to provide proper oil pump engagement. Assembling a bottom end build is made easy through Raw Brokerage. Determine what type of power and use your engine will be seeing and "Build now”!