
This HKS forged piston kit is specified for the RB26DETT 2.8L STEP ZERO build with an 86.5mm bore. As a forged piston set, it serves as a direct replacement for engine rebuilds or performance builds using the RB26 platform and preserves the correct bore sizing for compatible rebuilds. The kit is presented as a forged component intended for engine assembly where OEM-style forged pistons are required for durability and dimensional accuracy.
HKS Forged Piston Kit RB26DETT 2.8L STEP ZERO - 86.5mm Bore