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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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Price: $1,079.65
Manufacturer: Wiseco
Part No.: K446X155



 Part #   K446X155
 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
 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


• 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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