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Doug's Headers are a fixture in the motorsports aftermarket, pioneering quality muscle car performance headers for decades. Unlike the competition, Doug's Headers prides ourselves on superior design detail resulting in a hassle-free installation for any application.

| Download Name | File Size |
| D662Y.pdf | 253.76KB |
| D662Y-B.pdf | 253.76KB |
| Make | Model | Years | Engine | Fitment Notes |
| Ford | Fairlane | 1962 | 3.6L / 221 / V8 4.3L / 260 / V8 |
Does not fit with C-6 transmission. Vehicles with Air Injection heads will require grinding of the header flange to fit. Will not fit GT40 "P" heads. Tri-Y |
| Ford | Fairlane | 1963 | 3.6L / 221 / V8 4.7L / 289 / V8 4.3L / 260 / V8 |
Does not fit with C-6 transmission. Vehicles with Air Injection heads will require grinding of the header flange to fit. Will not fit GT40 "P" heads. Tri-Y |
| Ford | Fairlane | 1964 | 4.7L / 289 / V8 4.3L / 260 / V8 |
Does not fit with C-6 transmission. Vehicles with Air Injection heads will require grinding of the header flange to fit. Will not fit GT40 "P" heads. Tri-Y |
| Ford | Fairlane | 1965 | 4.7L / 289 / V8 | Does not fit with C-6 transmission. Vehicles with Air Injection heads will require grinding of the header flange to fit. Will not fit GT40 "P" heads. Tri-Y |
| Mercury | Meteor | 1962 | 3.6L / 221 / V8 4.3L / 260 / V8 |
Does not fit with C-6 transmission. Vehicles with Air Injection heads will require grinding of the header flange to fit. Will not fit GT40 "P" heads. Tri-Y |
| Mercury | Meteor | 1963 | 3.6L / 221 / V8 4.7L / 289 / V8 4.3L / 260 / V8 |
Does not fit with C-6 transmission. Vehicles with Air Injection heads will require grinding of the header flange to fit. Will not fit GT40 "P" heads. Tri-Y |
| Collector Attachment | 3-Bolt Flange |
| Collector Diameter | 2.5 IN |
| Collector Port Diameter | 2.5 IN |
| Cylinder Head Port Shape | SAP |
| Design | Tri-Y |
| Flange Thickness | 0.375 IN |
| Gasket Or Seal Included | Yes |
| Gaskets Included | Yes |
| Grade Type | Performance |
| Header Style | Tri-Y |
| Mounting Hardware Included | Yes |
| Oxygen Sensor Port | No |
| Part Type | Exhaust Header |
| Port Shape | SAP |
| Primary Tube Outside Diameter | 1.625 IN |
| Proposition 65 | www.P65Warnings.ca.gov |
| Tube Wall Thickness | 16 GU |
| Warranty Time | 24 Months |