Description
4.040" Holden 355 Stroker Pistons - 4032 Forged Pistons suit Holden 355 Stroker Kit pistons.
True Flat Top - No valve reliefs. Maximum Compression.
Get more power & torque when using the long rod, 6.000" conrod in your Holden 355 stroker combo.
These are a premium forged 6 inch rod combo with flat top pistons for your Holden 355 stroker combination.
In addition, the modern thin ring pack of 1.5mm! Less drag, less friction losses equals more power & quicker 1/4 mile times!
• Manufactured on forged side relief, 4032 low expansion, high silicon material excellent for street or strip applications.
• CNC Precision machined ring grooves for 1.5mm, 1.5mm, 3.0mm rings.
• Top ring land gas distribution groove to enhance performance and improve ring seal.
• 927 wrist pins, pin fit, wire locks, broached pin oilers, and accumulator groove.
• Diamond turned skirts.
Recommended Piston Rings: AT-4040H PlasmaMoly or RT-4040S - Stainless Steel
Engine: Holden 304 / 308 Strokers
Engine Capacity: 357cu 355 Holden Stroker
Bore: 4.040''
Oversize: +040"
Compression Height: 1.125"
Holden 308 Stroker Combination: Crank 3.480" x Rod 6.000"
Material: 4032 Forged Pistons,
Piston Top: 0cc FLAT TOP - No reliefs
Compression Ratio: with 56cc chamber volume: 12.25:1
Compression Ratio: with 62cc chamber volume: 11.30:1
Gudgeon Pin: 0.927" Chevy - Includes pins
Wire Locks: Included
Piston Ring Sizes: 1.5mm, 1.5mm, 3.0mm
Piston Rings: NOT included
Recommended Piston Rings: AT-4040H PlasmaMoly RT-4040S - Stainless Steel
Specifications
SKU | AT-1000116H |
Brand | AUTOTEC |
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