Name: JE Ultra Series - Chevrolet, LS Gen III/IV, 4.000 in. Bore, Piston Kit
SKU: BHXG-361728
Price: 1338.19 USD
Availability: InStock

JE Ultra Series – Chevrolet, LS Gen III/IV, 4.000 in. Bore, Piston Kit

In stock

JE Ultra, Chevrolet, LS Gen III/IV, 4.000 in. Bore, 1.115 CD, Inverted Dome/Dish, 8 Cyl. Piston Kit

- Designed for Power: Every feature on Ultra Series Pistons are optimized to perform high-horsepower racing engines
- Aligned Grain Flow Technology: Exclusively available on JE Ultra Series, this proprietary, in-house forging process maximizes tensile strength to withstand the stresses of high-performance engine environments
- Skirt Coating: Reduces friction and wear on piston skirts and cylinder walls while simultaneously reducing operating noise, especially on cold start
- Thermal Barrier Crown Coating: This ceramic-based coating reflects heat into the combustion chamber, therefore reducing piston crown temperatures and improving exhaust gas scavenging
- High-Strength Wrist Pins: Premium thick-wall wrist pins are manufactured by Trend Performance in the USA and are designed for the demands of high-performance/power-adder builds
- Lateral Gas Ports: Help maintain power-producing ring seal at the top compression ring, even in high RPM and high boost situations
- Optimized Pin Oiling: Enhanced pin oiling features keep pin, pin bores, and small-end lubricated for reduced heat, friction, and wear
- Made 100% in the USA

Buy it now

Brands:

SKU: BHXG-361728

Ultra Series forged pistons from JE are the industry?s strongest, most fully featured pistons available off the shelf. Offered for a wide range of domestic applications from LS to Big Block and HEMI to Ford Modular, Ultra Series pistons feature JE?s proprietary Aligned Grain Flow forging technology providing next-level tensile strength ideal for the extreme cylinder pressures of power adder engine builds. Equipped with custom level features including thermal barrier crown coating, skirt coating, gas ports, and more, Ultra Series are the ideal pistons for your boost-heavy or nitrous-huffing V8 engine build. As with all JE Pistons products, Ultra Series pistons are made 100% in the USA.

Additional Attributes:

GTIN: 00193564038135
Add-On: JG3108-4000-7
Add-On: 927-2250-20-93C
Add-On: 927-073-MW
Bore Diameter – Web: 4.000 IN
Bore Diameter: 4.000
Compression Height: 1.115
Compression Ratio: 10.40:1 / 64.00 CC Head
Compression Ratio: 10.00:1 / 68.00 CC Head
Compression Ratio: 9.80:1 / 70.00 CC Head
Connecting Rod Length: 6.125
Cylinder Head: LS 12 DEG/15 DEG COMBO VR
Deck Height: 9.240
Engine – Web: LS2
Engine Displacement: 402
Engine Family: LS
Engine Stroke: 4.000
Engine Type: ICE
Engine: LS2
Forging Type: FSR
Industry: Automotive
Make – Web: Chevrolet
Make: Chevrolet
OEM Bore Diameter: 4.000
Oil Ring Thickness: 0.149
Out of Stock Message: Please Allow Approximately 3 Weeks or Less for Shipping
Oversized Amount: Standard
Oversized: No
Piston Head Type: Dish
Piston Material: 2618
Piston Series: JE Ultra Series
Piston Sub-Series: LS Inverted Dome
Piston Volume: -12.20
Pro Seal Head Gasket: GM1016-051
Product Market: Domestic
Product Type: Engine Piston Kit
Prop 65 (C, R or CR): CR
Prop 65 – Short Label: Prop 65 Warning Label.JPG
Prop 65 Yes/No: Yes
Ring Set – Recommended: JG3108-4000-7
Ring Set Included: No
Ring Set Thickness: 1.20 MM x 1.50 MM x 3.00 MM
Second Compression Ring Thickness: 0.0600
Top Compression Ring Thickness: 0.0475
Wrist Pin Included: Yes
Wrist Pin Length: 2.250
Wrist Pin Material: 9310 Nickel Carbon Steel Alloy
Wrist Pin Outer Diameter: 0.927
Wrist Pin Part Number: 927-2250-15-51C
Wrist Pin Retainer Included: Yes
Wrist Pin Retainer Part Number: 927-073-MW
Wrist Pin Wall Thickness: 0.200