Diamond Piston Kit BMW N54B30 84.5mm 10.5:1
€1,109.71
Product information
3D milling on piston crowns for ready to install finish
Offset pins for quiet operation Ratios figured for 85.0mm x .040 head gasket
Top ring down dimension: .300"
Premium 8620 .180W wrist pins chamfered for roundwire locks included
Standard 1.0mm x 1.2mm x 2.8mm ring package
Over-sized valve pockets - for larger than stock valve sizes
Valve pocket depth: 0.165" intake and 0.150" exhaust
2618 material for High HP/Boost applications
Attribute Value
Bore - Actual 84.50 mm
Compression Height 31.50 mm
Compression Ratio - Actual 10.5:1
Dome Volume -11.5 cc
Piston Pin Diameter 22.00 mm
Ring Set Included 09513327
Stroke 89.60 mm