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JE Pistons / SRP · 312386

Part #: 312386
UPC: 193564214584

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Description: Piston Set, 2618, Dome, 3.701 Bore, 1.260 CD, 0.866 Pin, Set of 4.; JE, BMW, S14B23, 3.701 in. Bore, 13.00:1, Dome, 4 Cyl. Piston Kit

Description:

Description

Sport Compact, Import and European forged pistons from JE Pistons are the result of over 75 years of industry leading experience extended to our range of premium forged pistons for BMW S14B23 Engines. JE Pistons are designed for each specific engine and racing application to provide the ultimate combination of durability and performance. From drift track to drag strip, JE Pistons’ performance is proven in victory lane time and time again. Equipped with the following custom level features

Features & benefits

  • Forged in the USA using 2618 aluminum, yielding tensile strength and minimal thermal expansion
  • Designed specifically for BMW S14B23 Engines. To provide optimized performance durability
  • Proprietary Forged Side Relief (FSR) forging design minimizes friction and power loss with reduced skirt width and saves additional weight with a shorter wrist pin
  • Includes high-quality wrist pins, locks, and JE Pro Seal premium piston rings
  • Made 100% in the USA
  • Accumulator Groove: A specialty groove between the top and second ring provides added volume for blow-by gases. This helps reduce pressure between the rings, improving top ring seal and minimizing ring flutter at high cylinder pressures.
  • Pin Fit: The pin bore is precision honed to attain an exact pin clearance. Clearances typically range from .0003 to .0010 between the wrist pin and pin bore.

Information

JE designs are specifically engineered for extreme upplications up to, and including, professional competition

Specifications

GTIN
00193564214584
Weight
7.2 lb
Height
5 in
Length
9 in
Width
9 in
EO
Offroad
Life cycle
Available to Order
Warehouse brand code
JEP
AAIA brand code
BHXG

Attributes

2nd Groove Width
0.04800
3D Undercrown Milling
No
Accumulator Groove
Yes
Add-On
JG1001-3701
Anodize Top Ring Groove
No
Bore Diameter
94.00
Bore Diameter - Web
94.00 MM
California Proposition 65
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Category Hierarchy
Auto>JE Pistons>Piston Kits>European
Combo 2
No
Compression Height
1.260
Compression Ratio
0.54166666666667
Connecting Rod Length
5.669 IN
Contact Reduction
No
Cylinder Head
BMW S14B23
DVGP
No
Double Pin Oilers
No
EBAY Category ID
33623
EN Plating
No
Econo Undercrown Milling
No
Engine
S14B23
Engine - Web
S14B23
Engine Displacement
302 SB
Engine Stroke
3.307
Engine Type
ICE
Exhaust Angle
23.5
Exhaust Depth
.195
Exhaust Diameter
1.125
Forging Type
Round
Gas Distribution
No
Industry
Automotive
Intake Angle
25
Intake Depth
.210
Intake Diameter
1.250
Lateral Gas Ports
No
Make
BMW
Make - Web
BMW
Mill Undercrown
No
Oil Groove Width
0.11100
Oil Ring Thickness
0.111
Out of Stock Message
Please Allow Approximately 3 Weeks or Less for Shipping
Pin Fit
Yes
Piston Average Weight
395
Piston Avg Wt
395
Piston Head Type
Dome
Piston Material
2618
Piston Pin Length
2.500
Piston Pin Material
5115
Piston Pin Outside Diameter
0.866
Piston Pin Wall Thickness
0.150
Piston Quantity
4
Piston Qunatity
4
Piston Series
JE Pistons
Piston To Wall Clearance
-0.003
Piston Volume
3.40
Product Market
European
Product Type
Engine Piston Kit
Ring Set - Recommended
JG1001-3701
Ring Set Included
Yes
Ring Set Part Number
JG1001-3701
Ringset Included
Yes
Second Compression Ring Thickness
0.0480
Skirt Coat
No
Smooth Crown Finish
No
Stroke
3.307
Thermal Crown
No
Title
JE Pistons - BMW, S14B23, 94.00 mm Bore, Piston Kit
Title - Web
JE Pistons BMW S14B23 Piston Kit - 94.00 mm Bore - 1.260 in. CH, 3.40 CC
Top Compression Ring Thickness
0.0400
Top Groove Width
0.04000
Tuff Skirt
No
Ultra Dome
No
Ultra Groove
No
Ultra Groove Plus Gas Port
No
Vertical Gas Ports
No
Wrist Pin Length
2.500
Wrist Pin Material
5115 Low Carbon Steel, Case Hardened
Wrist Pin Outer Diameter
0.866
Wrist Pin Wall Thickness
0.150

Fitment status

This product is universal and will fit your application.

Application summary

BMW M3 Base United States S14B23
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