| Business | Phone |
| C L Campbell Machine 8401 S Sherman Rd, Spokane 99224 | (509) 448-8339 |
| Cofini's Engines 7320 N Regal St, Spokane 99217 | (509) 467-7584 |
| Cylinder Head Svc 1631 E Francis Ave, Spokane 99208 | (509) 483-6402 |
| J & G Machine 1811 E Holyoke Ave 5, Spokane 99217 | (509) 483-6754 |
| Leonard's Machine Shop 2616 N Hamilton St, Spokane 99207 | (509) 487-8853 |
| N A P A Auto Parts 2125 E Francis Ave, Spokane 99208 | (509) 484-4400 |
| O'Neil's Custom Engines 3915 E Francis Ave A2, Spokane 99217 | (509) 467-8613 |