Wiseco 03-05 Yamaha YZ450F Garage Buddy 12.51 CR Crankshaft

SKU: WISPWR139-100

Powersports Engine Rebuild Kits

WIS Garage Buddy Kits

Wiseco

Wiseco 03-05 Yamaha YZ450F Garage Buddy 12.51 CR Crankshaft

SKU: WISPWR139-100

Powersports Engine Rebuild Kits

WIS Garage Buddy Kits

Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

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Description

Wiseco's Garage Buddy Complete Engine Rebuild Kits helps save time and money, whether you are working on a dirt bike, UTV or ATV. Available for a wide variety of popular powersports applications, the Complete Engine Rebuild Kits help make powersports engine maintenance hassle-free. The kit includes - A complete crankshaft assembly and OEM-quality main bearings, all necessary gaskets, seals, and O-rings, Wiseco forged piston kit(s) including necessary piston components, Small-end bearing (for two-stroke motorcycle applications), and an hour meter and assembly lube. Covered under 90-day/10-hour warranty against manufacturer defects, the Complete Engine Rebuild Kits give you everything you need for a quick and efficient rebuild.

Part Type

Powersports Engine Rebuild Kits

Data: v4.2 - Upd: 2026-09-30 17:36:40

Features

Also includes complete top and bottom end gasket kits
Complete crankshaft with precision machined crank webs for ultimate strength and durability and copper-plated, heat-treated, shot-peened connecting to remove residual stress and smooth surface blends
Covered under 90-day/10-hour limited warranty
Free Wiseco hour meter and bracket included to track maintenance intervals
Precision-machined rotating and reciprocating rebuild kit - includes all top and bottom-end components for a complete engine rebuild
Precision-machined rotating and reciprocating rebuild kit - includes all top and bottom-end components for a complete engine rebuild!
Quality forged piston kit includes rings, wrist pin, and circlips

Specifications

Product Attributes - Brand: Wiseco
Product Attributes - Manufacturer's Part Number: PWR139-100
Product Attributes - Part Type: Powersports Engine Rebuild Kits
Product Attributes - Product Line: Wiseco Powersports Garage Buddy Engine Rebuild Kits
Product Attributes - UPC: 193564023162
Product Attributes - Pistons Included: Yes
Product Attributes - Piston Series: Wiseco 4-Stroke Forged Series
Product Attributes - Piston and Ring Oversize (mm): Stock
Product Attributes - Cylinder Included: No
Product Attributes - Crankshaft Included: Yes
Product Attributes - Crankshaft Series: Wiseco
Product Attributes - Cam Chain Included: Yes
Product Attributes - Gaskets Included: Yes
Product Attributes - Seals Included: Yes
Product Attributes - Bearings Included: Yes
Product Attributes - Quantity: Sold as a kit.

Reference Information

Brand Name/s	Wiseco
StreetFX SKU	wisPWR139-100
SFX Item ID	4065911
Supplier Item Code	4065911
Manufacturer SKU	PWR139-100
Manufacturer UPC	193564023162
Alternative References	YZ450F