The Supertech piston set for Nissan CA18DET fits an 84mm (+1) bore, features a 30mm crown height and flat-top pistons with an 8.5:1 compression ratio; supplied as a set of four without rings. Use this kit in CA18DET rebuilds where the specified oversize and crown dimensions are needed to achieve correct combustion volume and piston-to-head clearance.
Supertech Nissan CA18DET 84mm (+1) 30mm CH Flat Top 8.5:1 CR Piston - Set of 4 (Excl Rings)