JE Piston JE Pistons Forged Piston Set Of 6 - 87.5mm Bore - 11.5:1 CR - E46 M3 S54B32 297118

JE Pistons Forged Piston Set Of 6 - 87.5mm Bore - 11.5:1 CR - E46 M3 S54B32

Features: Crown requires no deburring or preparation 2618 T6 high tensile forged aluminum New asymetrical 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 Specifications: Bore (in): 3.445 Bore (mm): 87.50 Top Compression Ring Thickness: 0.0400 Second Compression Ring Thickness: 0.0480 Oil Ring Thickness: 0.111 Forging Type: FSR Volume (cc): -13.80 Series: JE Pistons Piston Head Type: Inv Dome/Dish Pin Diameter (IN): 0.827 Compression Height: 1.271 Make: BMW Wrist Pin Style - floating or press fit: Floating Wall Type: CHAMFERED Wall Thickness (IN): 0.150 Ringset Part Number: JG1001-3445 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 Replacement Single Piston: 297118S Replaced By: 289132 Piston Pin Inside Diameter: 0.527 Piston Pin Material: 5115 LOW CARBON STEEL, CASE HARDENED Piston Material: 2618 Piston Pin Length (IN): 2.250 Piston Avg Wt: 332 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
JE Piston JE Piston
T#: 599660 | Part#: 297118
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1203.99
SALE: $1203.99
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WAS: $1324.99 on 06-12-2026

This product was last offered at the strikethrough price on
06-12-2026

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JE Piston JE Pistons Forged Piston Set Of 6 - 87.5mm Bore - 11.5:1 CR - E46 M3 S54B32 297118
JE Pistons Forged Piston Set Of 6 - 87.5mm Bore - 11.5:1 CR - E46 M3 S54B32
$1203.99

Made to order.  A turnaround time 3-4 weeks is typical.

Features:

  • Crown requires no deburring or preparation
  • 2618 T6 high tensile forged aluminum
  • New asymetrical 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

Specifications:

  • Bore (in): 3.445
  • Bore (mm): 87.50
  • Top Compression Ring Thickness: 0.0400
  • Second Compression Ring Thickness: 0.0480
  • Oil Ring Thickness: 0.111
  • Forging Type: FSR
  • Volume (cc): -13.80
  • Series: JE Pistons
  • Piston Head Type: Inv Dome/Dish
  • Pin Diameter (IN): 0.827
  • Compression Height: 1.271
  • Make: BMW
  • Wrist Pin Style - floating or press fit: Floating
  • Wall Type: CHAMFERED
  • Wall Thickness (IN): 0.150
  • Ringset Part Number: JG1001-3445
  • 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
  • Replacement Single Piston: 297118S
  • Replaced By: 289132
  • Piston Pin Inside Diameter: 0.527
  • Piston Pin Material: 5115 LOW CARBON STEEL, CASE HARDENED
  • Piston Material: 2618
  • Piston Pin Length (IN): 2.250
  • Piston Avg Wt: 332
  • 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

Not for sale or use in the state of California on any pollution-controlled vehicle as per the California Air Resources Board.


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MAKE MODEL SUBMODEL ENGINE Special Fitment Notes
BMW E46 M3 S54 3.2L Use vehicle selector to confirm fitment
*The above product applications have been written by Turner Motorsport. All warranties, product application, fitment, and performance are the responsibility of Turner Motorsport. For additional information see the terms of use.