The Muncie SH8 Series Power Take-Off, part number SH8S-M6505-A3ZX or SH8SM6505A3ZX, is an air-shift-only PTO built for high-torque applications. Its integral air shift design keeps the air cylinder internal, eliminating exposed components and simplifying installation. The 8-bolt cast iron housing delivers strength with straightforward mounting. With 17 input gear sets available, this series fits most popular transmissions, and 12 output shaft options cover most common pump configurations. Five speed ratios let you match output to your specific application. Torque ratings vary by ratio, reaching up to 400 lb-ft intermittent and 280 lb-ft continuous at the faster speed settings. Call us to confirm proper fit for your transmission and pump setup.
Features
Integral air shift design, no exposed air cylinder
8-bolt cast iron housing for strength and easy mounting
17 input gear sets covering most popular transmissions
12 output shaft options to fit most common pump types
5 speed ratios for application versatility
Up to 400 lb-ft intermittent torque and 280 lb-ft continuous torque (speed ratios 05 and 07)
Tech Specs
- Housing: 8-bolt cast iron
- Shift Type: Air shift only (integral, no exposed air cylinder)
- Input Gear Sets: 17 options
- Output Shaft Options: 12 options
- Speed Ratios Available: 5
- Intermittent Torque (Ratios 05, 07): 400 lb-ft (542 Nm)
- Continuous Torque (Ratios 05, 07): 280 lb-ft (379 Nm)
- Intermittent HP @ 1000 RPM (Ratios 05, 07): 76 HP (57 kW)
- Intermittent Torque (Ratio 09): 375 lb-ft (508 Nm)
- Continuous Torque (Ratio 09): 263 lb-ft (356 Nm)
- Intermittent HP @ 1000 RPM (Ratio 09): 71 HP (53 kW)
- Intermittent Torque (Ratios 12, 13): 325 lb-ft (441 Nm)
- Continuous Torque (Ratios 12, 13): 228 lb-ft (309 Nm)
- Intermittent HP @ 1000 RPM (Ratios 12, 13): 62 HP (46 kW)
- Dimensions (H x W x L): 11.63 in. x 13.38 in. x 15.63 in.
Additional Information
| PTO TORQUE & HORSEPOWER RATINGS | ||||||
|---|---|---|---|---|---|---|
Speed Ratio | Intermittent HP@1000 RPM | Intermittent Torque lbs.ft. | Continuous Torque lbs.ft. | Intermittent (kw)@1000 RPM | Intermittent Torque (NM) | Continuous Torque (NM) |
| 05 | 76 | 400 | 280 | (57) | (542) | (379) |
| 07 | 76 | 400 | 280 | (57) | (542) | (379) |
| 09 | 71 | 375 | 263 | (53) | (508) | (356) |
| 12 | 62 | 325 | 228 | (46) | (441) | (309) |
| 13 | 62 | 325 | 228 | (46) | (441) | (309) |
Parts manual and diagrams: Muncie SH8 Series PTO parts list with prices
