ORIGINAL FACTORY PARTS

Part Number 51-8901 51-8902 51-8903
Lower Legs for K&B 3.5 Outboards

NOTE: All K&B outboards have a left hand thread on prop shaft housings.

51-8901

Introduced in the 1970's

This is the standard lower leg which exhausts through the lower leg. Used since almost the beginning. This will replace any lower leg which has a screw in prop shaft housing.

This will fit early production version with the small skeg and screw in prop shaft housing.

Very first production run had a prop shaft housing that clamped between the halves. If you have one of these you can upgrade by using this and a new prop shaft assembly.

51-8902

Introduced 1997

Air cooled version without water pick up tube.

Separate muffler or tuned pipe must be used.


51-8903

Introduced 2001

Water cooled version with water pick up tube passage machined.

Uses separate muffler or tuned pipe.


   

 


 

Items usually purchased with this

53-8916 FLEX SHAFT

56-8916 TEFLON GUIDE TUBE

59-8901 FLEX SHAFT MAINTENANCE KIT

57-8901 PROP SHAFT ASSEMBLY

57-8999 PROP SHAFT HOUSING WRENCH


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