Porsche JE Pistons 911 3.6L - NEW 3D MILLED UNDERCROWN AND COATED SKIRT - ***Single Piston***
Price: $354.55
Select Size:
- Bore
- Engine Compression Ratio (CR)
- Volume Dome CC
- 100mm = 3.937in 11.5:1 40.8
- 100mm = 3.937in 12.5:1 45.8
- 102mm = 4.016in 11.5:1 38.8
- 102mm = 4.016in 12.5:1 44
- 103.12mm = 4.060in 11.5:1 37.7
- 103.12mm = 4.060in 12.5:1 43
- 105.03mm = 4.135in 11.5:1 35.7
- 105.03mm = 4.135in 12.5:1 41.2
More Description
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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#353306 100 STD 76.4 127 31.8 90 11.5:1 40.8 M, U R JG1006-3937 353307 100 STD 76.4 127 31.8 90 12.5:1 45.8 M, U R JG1006-3937 353308 102 2 76.4 127 31.8 90 11.5:1 38.8 M, U R JG3106-4020-2353309 102 2 76.4 127 31.8 90 12.5:1 44 M, U R JG3106-4020-2353310 103.12 3.15 76.4 127 31.8 90 11.5:1 37.7 M, U R JG31F6-4060-0353311 103.12 3.15 76.4 127 31.8 90 12.5:1 43 M, U R JG31F6-4060-0353312 105.03 5.03 76.4 127 31.8 90 11.5:1 35.7 M, U R JG7706-4135-5353313 105.03 5.03 76.4 127 31.8 90 12.5:1 41.2 M, U R JG7706-4135-5 -
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) 0.905 Make PORSCHE Wrist Pin Style - floating or press fit Floating Wall Type CHAMFERED Wall Thickness (IN) 0.150 Ringset Part Number JG1001-3937 Ring Brand ProSeal Ringset Included Yes Retainer Thickness 0.073 Retainer Lock Style Wire Lock Retainer Lock Part Number 905-073-MW Retainer Diameter (IN) 0.905 Piston Pin Inside Diameter 0.605 Piston Material 2618 Piston Pin Length (IN) 2.500 Pin Offset No Pin Brand JE Pistons Pin Part Number 905-2500-15-52C Pin Included Yes Pin Diameter (mm) 23.00 Oil Rail Support Included No Deck Clearance -0.040 Brand JE Pistons