BMW JE Pistons 01-'06 E46 M3, '01-'02 Z3, '06-'08 Z4 S54B32 3.2L 24V - ***Single Piston***
Price: $203.45
Select Size:
- Bore
- Engine Compression Ratio (CR)
- Volume Dome CC
- 87mm = 3.425in 9.0:1 -29.3
- 87mm = 3.425in 11.5:1 -13.2
- 87mm = 3.425in 12.5:1 -8.7
- 87.50mm = 3.445in 9.0:1 -30
- 87.50mm = 3.445in 11.5:1 -13.8
- 87.50mm = 3.445in 12.5:1 -9.2
More Description
-
Description
- Crown requires no deburring or preparation
- 2618 T6 high tensile forged aluminum
- NEW ASYMMETRICAL FSR forging! State of the art asymmetrical skirt technology reduces friction and mass while providing a more rigid and durable platform.
- In this environment, higher boost levels or heavy nitrous usage necessitate JE's wrought 2618 alloy.
- FSR pistons include offset pins for quiet operation.
- Pistons feature new Smooth Finished Crown process for excellent flame travel.
- 1.0 x 1.2 x 2.8mm ring widths
- .827 x 2.250 straight wall carbon steel wrist pin provided.
- Pin fitting, rings and wire locks included
-
Sizing Chart
Part # Bore Oversize Stroke
(mm)Rod
(mm)C/D
(mm)Head CC's C/R With .040 Dome CC's Gram Footnote Skirt Included
Ring Set#297115 87 STD 91 139 32.3 33 9.0:1 -29.3 306 T, M F JG1006-3425 297117 87 STD 91 139 32.3 33 11.5:1 -13.2 330 V, M F JG1006-3425 297119 87 STD 91 139 32.3 33 12.5:1 -8.7 340 U, M F JG1006-3425 297116 87.5 0.5 91 139 32.3 33 9.0:1 -30 308 T, M F JG1006-3445 297118 87.5 0.5 91 139 32.3 33 11.5:1 -13.8 332 V, M F JG1006-3445 297120 87.5 0.5 91 139 32.3 33 12.5:1 -9.2 342 U, M F JG1006-3445 -
Piston Specifications
Top Compression Ring Thickness 0.0400 Second Compression Ring Thickness 0.0480 Oil Ring Thickness 0.111 Forging Type FSR Series JE Pistons Piston Head Type Inv Dome/Dish Pin Diameter (IN) 0.827 Make BMW Wrist Pin Style - floating or press fit Floating Wall Type CHAMFERED Wall Thickness (IN) 0.150 Ringset Part Number JG1001-3425 Ring Brand ProSeal Ringset Included Yes Retainer Thickness 0.063 Retainer Lock Style Wire Lock Retainer Lock Part Number 827-063-MW Retainer Diameter (IN) 0.827 Replaced By 289130 Piston Pin Inside Diameter 0.527 Piston Material 2618 Piston Pin Length (IN) 2.250 Piston Avg Wt 305 Pin Offset Yes Pin Brand JE Pistons Pin Part Number 827-2250-15-51C Pin Included Yes Pin Diameter (mm) 21.00 Oil Rail Support Included No Deck Clearance -0.008 Brand JE Pistons