JE Pistons Ring Sets 99.75 Bore 79 Stroke 130.5mm 30.7mm C/D -17.0 Dome 405 | JG4904-3927 Z4_2018-2021 Detail Spray (without wax)

Detail Spray (without wax)

Easy installation

PEAK recall

Part #: NH109-1

a low exhaust pressure design enables users to advance for the next tuning level

JE Pistons Ring Sets 99.75 Bore 79 Stroke 130.5mm 30.7mm C/D -17.0 Dome 405 | JG4904-3927 Z4_2018-2021 Detail Spray (without wax)The JE Pistons 4 Cylinder File Fit Piston Ring Set is designed for high performance engine builds where precise ring end gap adjustment is critical. These rings allow the engine builder to custom file each ring to the desired end gap based on the engine's bore, power level, fuel type, and intended use. Key Features File Fit Design Customizable ring end gaps Designed for high performance applications Helps maximize combustion sealing Helps reduce blow