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Our unwavering goal to produce reliable, efficient, state of the art data recorders, at a price accessible to professionals and sportsmen alike, and back them with whatever service our customers may need, is as strong today as it was in 1984.

| Download Name | File Size |
| 220-vm-af4s-1357.pdf | 116.39KB |
| Application | Drag Racing, Closed Course, Land Speed, Off Road |
| Cylinder Layout | 1357 |
| Emission Code | 5 |
| Part Type | Air / Fuel Ratio Control Assembly |
| Product Type | Sensors With Modules |
| Proposition 65 | www.P65Warnings.ca.gov |