Crankshaft Oil Seal Kit for John Deere Snowfire 340 1982-1984

Crankshaft Oil Seal Kit for John Deere Snowfire 340

This crankshaft oil seal kit is a direct replacement set designed to seal the crank ends on the John Deere Snowfire 340, keeping oil where it belongs and contaminants out of the engine case.

Overview

This crankshaft oil seal kit provides the seals needed to reseal the crank on a John Deere Snowfire 340 snowmobile. The kit helps restore proper crankcase sealing, which supports consistent compression and reliable running. It is built for riders and mechanics performing a top or bottom end service on the Snowfire 340.

Built For Performance

• Seals crank ends to prevent air leaks and oil loss
• Direct replacement fit for the Snowfire 340 crank
• Constructed from oil-resistant seal material
• Helps maintain stable crankcase pressure
• Ideal for rebuilds and routine seal replacement

Fits These Machines

• for John Deere Snowfire 340, 1982
• for John Deere Snowfire 340, 1983
• for John Deere Snowfire 340, 1984

On-The-Job Use

• Crankcase resealing during engine rebuilds
• Fixing oil leaks at the crank ends
• Restoring compression on older snowmobile engines
• Routine maintenance on the Snowfire 340

Specs At A Glance

Good To Know

Q: What does this kit seal? A: It seals the crankshaft ends to keep oil in and air out of the crankcase on the Snowfire 340. Proper sealing supports steady compression and smooth running.

Q: When should the seals be replaced? A: Seals are commonly replaced during engine rebuilds or whenever oil leaks or air leaks are found at the crank. Confirm fit by serial number before ordering.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.