Load image into Gallery viewer, 1921-4075  6.2 / LS3 / LQ4 / LQ9 / LY6 Stroker Chevy LS SX Series -10cc LS Dish Top Forged Piston Set. 4.075 bore
Load image into Gallery viewer, 1921-4075  6.2 / LS3 / LQ4 / LQ9 / LY6 Stroker Chevy LS SX Series -10cc LS Dish Top Forged Piston Set. 4.075 bore
Load image into Gallery viewer, 1921-4075  6.2 / LS3 / LQ4 / LQ9 / LY6 Stroker Chevy LS SX Series -10cc LS Dish Top Forged Piston Set. 4.075 bore

SKU: 1921-4075

1921-4075 6.2 / LS3 / LQ4 / LQ9 / LY6 Stroker Chevy LS SX Series -10cc LS Dish Top Forged Piston Set. 4.075 bore

Regular price $539.95
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6.2 / LS3 / LQ4 / LQ9 / LY6 Stroker Chevy LS SX Series Pistons 4032 Alloy Comp Hgt: 1.115" -10cc LS Dish Top Pin: .927 Ring Grooves: 1.5/1.5/3MM Stroke: 4.000" Rod: 6.125" Aprox Comp Ratio: 64cc-11.35, 66cc-11.10, 72cc-10.43

Engine Brand: Chevy

Engine Family: Chevy LS

Engine Size: 6.2 - LS3 - LQ4 - LQ9 - LY6 Stroker

With/Without Rings: Without Rings

Cylinder Bore Size: 4.075 in - 103.43 mm

Ring Width: 1.5/1.5/3MM

Compression Height: 1.115"

Pin Diameter: .927

Connecting Rod Length: 6.125"

Crankshaft Stroke: 4.000"

Piston Series: SX Series

Alloy: Forged 4032

Cylinder Head: LS1,LS2,LS3 and LS7

TDC Assembly Height: 9.240

Piston Top Aprox. Comp. Ratio:

-10cc LS Dish Top
ChamberComp. Ratio
64cc11.35 to 1
66cc11.10 to 1
72cc10.43 to 1

Download Piston Instructions

Piston Specs

Engine Brand: Chevy

Engine Family: Chevy LS

Engine Size: 6.2 - LS3 - LQ4 - LQ9 - LY6 Stroker

With/Without Rings: Without Rings

Cylinder Bore Size: 4.075 in - 103.43 mm

Ring Width: 1.5/1.5/3MM

Compression Height: 1.115"

Pin Diameter: .927

Connecting Rod Length: 6.125"

Crankshaft Stroke: 4.000"

Piston Series: SX Series

Alloy: Forged 4032

Cylinder Head: LS1,LS2,LS3 and LS7

TDC Assembly Height: 9.240

Piston Top Aprox. Comp. Ratio:

-10cc LS Dish Top
ChamberComp. Ratio
64cc11.35 to 1
66cc11.10 to 1
72cc10.43 to 1

Download Piston Instructions