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John Deere 340S Liquid Cooled R&D Prototype Snowmobile

​Rare and very unique John Deere 340S Snowmobile.  Factory prototype.  1975 340S came standard with a Fan Cooled 340cc motor.  This R&D 340S had a factory test engine installed in the snowmobile for testing and evaluation.  The following year the Liquifire was introduced in 1976.  Featured a liquid cooled motor. 

Rare survivor. 1970 Plymoth Superbird 440 cu in (7.2 L) "Six Pack" (Super Commando Six Barrel) mid-range engine producing 390 hp (290 kW). 426 Hemi V8 engine.   Developed specifically for NASCAR racing.

How to video:  Power Steering Oil Stop Leak