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Need help finding your model number?Jump to:
| Brand | Model Number | Description |
|---|---|---|
| MTD | 4Q78HU | Engine - 4q78hu 679cc Engine |
| Cub Cadet | 4Q78HUA | Engine - 4q78hua 679cc Engine |
| Troy-Bilt | 4Q78HW | Engine - 4q78hw 679cc Engine |
| MTD | 8Q78HU | Engine - 8q78hu 679cc Engine |
| MTD | 8Q78HUA | Engine - 8q78hua 679cc Engine |
| Troy-Bilt | 8Q78HUB | Chainsaw - 679cc Engine |
| Cub Cadet | 8Q78HUC | Engine - 8q78huc 679cc Engine |
| Troy-Bilt | 8Q78HWA | Engine - 8q78hwa 679cc Engine |
| Troy-Bilt | 8Q78XU | Chainsaw - 679cc Engine |
| MTD | 8Q78XUA | Engine - 8q78xua 679cc Engine |
| Troy-Bilt | 8Q78XUB | Chainsaw - 679cc Engine |
| Cub Cadet | 8Q78XUC | Engine - 8q78xuc 679cc Engine |
| Cub Cadet | 8Q78XWA | Engine - 8q78xwa 679cc Engine |
| MTD | 9Q78HUA | Engine - 9q78hua 679cc Engine |
| Troy-Bilt | 9Q78HUB | Cultivator - 679cc Engine |
| MTD | 9Q78HW | Engine - 9q78hw 679cc Engine |
| Troy-Bilt | 9Q78XU | Chainsaw - 679cc Engine |
| Cub Cadet | 9Q78XUA | Engine - 9q78xua 679cc Engine |
Some of the parts we sell are eligible for mail-in rebates since we can recycle them. We will display any applicable rebates in your shopping cart. To redeem your rebate, contact Customer Service after you have received your part.
