Built Tough Stainless Steel Crankshaft Shaft Sleeve Adapter Kit Adapting One Inch To One Eighth With Precision Step Key For Rock Solid High Horsepower Engine Mods And Race Builds

Heavy Duty Stainless Crank Adapter Sleeve 1 To 1 1/8 Inch
✔️ Cold rolled steel sleeve adapts 1 inch to 1 1/8 inch crank.

This single piece kit slides directly over your motor to boost the shaft diameter. Riders usually install it on small gas engines for dune buggies, mini bikes, and dirt crawlers. You keep your stock clutches running at the exact speed and power you want.

✅ 2.05 inch step key locks pulleys tight
✅ Cold rolled stainless steel resists rust
✅ Transfers 1 inch bores to 1 1/8 inch axles
✅ Tumbled finish blocks premature wear

💡 What is a crankshaft shaft sleeve adapter used for in small engine builds?
These stainless sleeves handy when you match different motor parts.
- Press onto old shafts to get wider pulleys snug
- Grooved key keeps timing belts from hopping under load
- Slap these on to reuse old racing clutches cheap
- Bump into position with a rubber hammer for tight grip.

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