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Wiseco K446X155 - LSX Forged Pistons -18cc Dish, 4.155" Bore, 4.000" Stroke, .927" x 2.250" Pin
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* Whole number only
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Manufacturer: Wiseco
Part No.: K446X155
| Part # |
K446X155
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| Bore |
4.155" |
| Comp. Height |
1.110" |
| Stroke |
4.000" |
| Rod Length |
6.098" / 6.125" |
| 0 Deck at.. |
9.208" / 9.235" |
| Std. Deck Height |
9.240" |
| Avg. Weight |
456g |
| Volume |
-18cc / Dish
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| Pin Part # |
S643 - .927" x 2.250" |
| Ring Stack |
1.2mm, 1.2mm, 3mm |
| Ring Set (Included) |
4158GFX (X8) |
| Valve Pockets |
LS1, LS2, LS3, LS6, L92
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• 2618 Alloy: High strength. Will not shatter like hypereutectic or cast pistons.
• Strong, strutted skirt is specially designed to run at as little as .004”
clearance with excellent skirt wear and minimal noise or rock.
• Radiused valve pockets for detonation resistance and increased air flow.
• Anti-detonation grooves help keep the ring grooves free of carbon.
• 1.2mm Nitride Steel Top, 1.2mm Napier 2nd, and Nitride 3mm
oil GFX ring packs included for the best seal, reduced friction,
and superior oil control.
• Pressure groove for enhanced ring seal.
• Features chrome moly pins and Spirolox®.
(Tool steel pins optional.)
• Race Ready Domes don’t require deburring by the engine builder.
• Wiseco ArmorGlideTM skirt coated for lower friction, reduced
noise, and superior life.
• Multi-fit valve pockets for interchangeability of cylinder heads.
• Individual Replacement Pistons for the LS Series are sold -
Left Hand (driver's side) or Right Hand (Passenger side). |
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