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O.S. Engines

O.S. 37SZ-H
O.S. 50SX-H - Hyper
O.S. 55HZ Hyper Engines
O.S. 70SZ-H
O.S. 91HZ-H with 61E or 61B carb
O.S. 91HZ-R with 61ER Carb
Discontinued O.S. Engines
O.S. Carb Parts
Other OS Parts
.91HZ-R with 61G Carb
All OS Engines
O.S. 105HZ
O.S. Gas GT15HZ
 




O.S. Engines




DISCONTINUED - 15636 - 55HZ LIMITED EDITION WITH POWERBOOST PIPE
Code: OSMG1956
Price: $449.99
MFG: O.S. ENGINES
Sold out
Quantity in Basket: none
18620 - 91HZ-PS 3D PD-08 PUMP
Code: OSMG1976
MSRP: 449.99
Price: $449.99
MFG: O.S. ENGINES
1 IN STOCK
Quantity in Basket: none
 
 




Most O.S. engines have a link to a parts drawing or part list just above the name of the engine.