NOTE: Muncie – Neptune models having a “U” in their model designation had under water exhausts . Example: OB2AU
Model Name: 1930 OB2 Muncie Twin | |
Original carburetor | Tillotson MS-45A |
Magneto | American Bosch Model FY6-ED2 |
Cylinders | 2 |
B x S | 2″ x 1 1/2“ |
HP | 2 1/2 |
Point gap | 0.020 |
Sheer pin | 5/32” x 3/4” or 3/16” x 3/4“ |
Oil | 2/3 pt. SAE-30 per Gal. |
Tank | Cast hammered aluminum |
Exhaust | Above water |
Lower unit | Plain bearing |
Rope plate | 6″ Muncie cast aluminum |
Model Name: 1930 OB2A Neptune Twin | |
Original carburetor | Tillotson MS-45A |
Magneto | American Bosch Model FY6-ED2 |
Cylinders | 2 |
B x S | 2″ x 1 1/2“ |
HP | 2 1/2 |
Point gap | 0.020 |
Sheer pin | 5/32” x 3/4” or 3/16” x 3/4“ |
Oil | 2/3 pt. SAE-30 per Gal. |
Tank | Cast hammered aluminum |
Exhaust | Above water |
Lower unit | Plain bearing |
Rope plate | 6″ Neptune cast aluminum |