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  • Porsche JE Pistons 911 3.0L - NEW 3D MILLED UNDERCROWN AND COATED SKIRT - ***Single Piston***
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Porsche JE Pistons 911 3.0L - NEW 3D MILLED UNDERCROWN AND COATED SKIRT - ***Single Piston***

Price: $354.55

Select Size:

  • Bore
  • Engine Compression Ratio (CR)
  • Volume Dome CC
  • 95mm = 3.740in 9.5:1 38.5
  • 95mm = 3.740in 10.5:1 44.7
  • 95mm = 3.740in 11.5:1 49.7
  • 98mm = 3.858in 9.5:1 35.2
  • 98mm = 3.858in 10.5:1 41.7
  • 98mm = 3.858in 11.5:1 47.1
  • 100mm = 3.937in 9.5:1 32.9
  • 100mm = 3.937in 10.5:1 39.8
  • 100mm = 3.937in 11.5:1 45.3
  • 102mm = 4.016in 10.5:1 37.7
  • 102mm = 4.016in 11.5:1 43.5

Weight: 0.01 lb

Sku: 353246S

Weight:

SKU:



$354.55

More Description

  • Description

    Designed for Porsche Air-cooled 911 engines compatible with a Nickel Ceramic bore, these pistons are machined from forged 2618 alloy for greater strength. The valve pockets are machined to accommodate high lift cams, and accept the stock stroke and rod length. The ring grooves are precision CNC machined and all new applications include skirt coating and 3D undercrown milling. Piston clearances designed for aluminum cylinders, steel/iron cylinders may require additional clearance.

    Includes:
    Accumulator Grooves
    Skirt Coating
    3D Lightweight Undercrown Milling
    Pin fitting and wire locks
    9310 high carbon alloy or tool steel wrist pins
    Rings 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#
    353246 95 STD 70.4 127.8 33.9 90 9.5:1 38.5 U R JG1006-3740
    353247 95 STD 70.4 127.8 33.9 90 10.5:1 44.7 U R JG1006-3740
    353248 95 STD 70.4 127.8 33.9 90 11.5:1 49.7 U R JG1006-3740
    353249 98 3 70.4 127.8 33.9 90 9.5:1 35.2 U R JG1006-3858
    353250 98 3 70.4 127.8 33.9 90 10.5:1 41.7 U R JG1006-3858
    353251 98 3 70.4 127.8 33.9 90 11.5:1 47.1 U R JG1006-3858
    353252 100 5 70.4 127.8 33.9 90 9.5:1 32.9 M, U R JG1006-3937
    353253 100 5 70.4 127.8 33.9 90 10.5:1 39.8 M, U R JG1006-3937
    353254 100 5 70.4 127.8 33.9 90 11.5:1 45.3 M, U R JG1006-3937
    353255 102 7 70.4 127.8 33.9 90 10.5:1 37.7 M, U R
    JG3106-4020-2
    353256 102 7 70.4 127.8 33.9 90 11.5:1 43.5 M, U R
    JG3106-4020-2

  • Piston Specifications
    Top Compression Ring Thickness 0.0400
    Second Compression Ring Thickness 0.0480
    Oil Ring Thickness 0.111
    Forging Type Round
    Series JE Pistons
    Piston Head Type Dome
    Pin Diameter (IN) 0.866
    Make PORSCHE
    Wrist Pin Style - floating or press fit Floating
    Wall Type CHAMFERED
    Wall Thickness (IN) 0.150
    Ringset Part Number JG1001-3740
    Ring Brand ProSeal
    Ringset Included Yes
    Retainer Thickness 0.063
    Retainer Lock Style Wire Lock
    Retainer Lock Part Number 866-063-MW
    Retainer Diameter (IN) 0.866
    Piston Pin Inside Diameter 0.566
    Piston Material 2618
    Piston Pin Length (IN) 2.500
    Pin Offset No
    Pin Brand JE Pistons
    Pin Part Number 866-2500-15-93C
    Pin Included Yes
    Pin Diameter (mm) 22.00
    Oil Rail Support Included No
    Deck Clearance -0.040
    Brand JE Pistons