Wiseco 98-99 Ski-Doo MXZ670/SumX (2433M 3071LK) Piston Kit

SKU: WISSK1311

Powersports Piston and Ring Kits

WIS Piston Sets - Powersports...

Wiseco 98-99 Ski-Doo MXZ670/SumX (2433M 3071LK) Piston Kit

SKU: WISSK1311

Powersports Piston and Ring Kits

WIS Piston Sets - Powersports...

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Description

Wiseco's Pro-Lite is the forged 2-stroke piston that started it all! Wiseco Pro-Lite forged 2-stroke pistons are the result of decades of experience, incorporating the latest in 2-stroke piston manufacturing and design in a part built for all-purpose 2-stroke riding. Designed to offer great value, great reliability, and great performance, Pro-Lite is the staple of 2-stoke pistons!

Part Type

Engine Piston Set

Data: v4.2 - Upd: 2026-10-13 16:57:23

Features

78.00 mm Bore
Dedicated forging design for strength-to-weight optimization
Designed for all-purpose 2-stroke riding
Engineered, forged, and machined in the USA in Mentor, OH
Extra lightening operations for enhanced throttle response
Great value for reliable fun factor
High-quality ring(s), wrist pin(s), and circlips included
Refreshed performance from the track to the trail

Specifications

Product Attributes - Brand: Wiseco
Product Attributes - Manufacturer's Part Number: SK1311
Product Attributes - Part Type: Powersports Piston and Ring Kits
Product Attributes - Product Line: Wiseco Powersports Pro-Lite Piston Kits
Product Attributes - UPC: 193564159243
Product Attributes - Piston Material: Forged aluminum
Product Attributes - Bore (in.): 3.071 in.
Product Attributes - Bore (mm): 78.000mm
Product Attributes - Stroke: 70.00mm
Product Attributes - Wrist Pin Style: Floating
Product Attributes - Pin Diameter (in.): 0.787 in.
Product Attributes - Wrist Pin Retainers Included: Yes
Product Attributes - Top Ring Thickness: 2.0mm
Product Attributes - Top Ring Material: Iron
Product Attributes - Second Ring Thickness: 1.2mm
Product Attributes - File Fit: No
Product Attributes - Gapless: No
Product Attributes - Gaskets Included: Yes
Product Attributes - Quantity: Sold as a kit.

Reference Information

Brand Name/s	Wiseco
StreetFX SKU	wisSK1311
SFX Item ID	4066440
Supplier Item Code	4066440
Manufacturer SKU	SK1311
Manufacturer UPC	193564159243
Alternative References	MXZ670/SumX, (2433M, 3071LK)