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Engines and Components› Engines, Blocks and Components

Vertex Pistons

Vertex Yamaha Complete Engine Rebuild Kit

$592.95 $504.01 Save $88.94

SKU: V046 WR101-124

Special Order
Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Revive your classic 2-stroke screamer with the Vertex / Wrench Rabbit WR101-124 Complete Engine Rebuild Kit for 1993–2001 Yamaha YZ80. This all-in-one youth MX overhaul packs a Hot Rods heavy-duty crankshaft, Vertex standard-compression piston, full gasket & seal set, every bearing, and wrist pin — delivering OEM precision, high-RPM fury, and race-ready reliability. Rebuild it. Rip it. Rule the mini class.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandVertex Pistons
Part NumberV046 WR101-124

Videos

How TO install VERTEX piston RINGS

How TO install VERTEX piston RINGS

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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