Doug's Headers Tri Y Header 351W With Spread port pattern W/O EGR/A.I.R. 1 3/4-2" Primary 2 1/2" Collector Black Hi Temp Coated for Ford and Mercury
Part # D669Y-1B
Features
- 3/8" thick machined flanges to prevent warping
- CNC mandrel bent tubes ensure accurate fit and better flow
- Heavy 16-guage tubing for longer life
- Tubes are pre-polished to removed scratches before applying metallic ceramic or hi-temp black coating
Description
Doug's is the pioneering force behind the popular TRI-Y design for cars and trucks. The unique, shortend, paired primary tubes increase mid-range torque without sacrificing top end power. TRI-Y's are a great choice for daily drivers and heavy duty trucks looking to increase power from idle up to 4500 RPM while maintaining maximum fuel efficiency.
Specifications
| Collector Attachment | 3-Bolt Flange |
|---|---|
| Collector Diameter | 3.0 in |
| Collector Port Diameter | 3.0 in |
| Color | Black |
| Cylinder Head Port Shape | SAP |
| Design | Tri-Y |
| EGT Port | No |
| EmissionFullDES | 4 - This Product is considered a Replacement Part per CARB and EPA regulations for emissions compliance and is legal for sale and use on specified vehicles in all 50 states as stated in Manufacturer’s Application Guide and Installation Instructions. |
| Finish | Hi-Temp Black Coating |
| Flange Thickness | 0.375 in |
| Gasket Or Seal Included | Yes |
| Gaskets Included | Yes |
| Grade Type | Performance |
| Header Material | Steel |
| Header Style | Tri-Y |
| Material | Steel |
| Mounting Hardware Included | Yes |
| Oxygen Sensor Port | No |
| Port Shape | SAP |
| Primary Tube Outside Diameter | 1.75 in |
| Primary Tubing Diameter | 1.75 in |
| Sheen Level | Matte |
| Tube Wall Thickness | 16 ga. |
| UPC / GTIN | 00694342542450 |
| Year | Make | Model | Engine | Note |
|---|---|---|---|---|
| 1969 | Ford | Fairlane | 5.8L V8 | On Power Steering Cars, Installation requires power steering bracket PN H7609.; Tri Y design.; Will fit with AOD Transmissions.; Fits Dart Pro 1 CNC, RHS Pro Action, AFR Outlaw, Ford Racing Z Series & World Products cylinder heads with 3" bolt pattern. Raised port locations vary and headers may not fit.; Will Fit with C6 transmission.; Tri-Y; Hi-Temp Black Coating |
| 1969 - 1970 | Ford | Mustang | 5.8L V8 | On Power Steering Cars, Installation requires power steering bracket PN H7609.; Tri Y design.; Will fit with AOD Transmissions.; Fits Dart Pro 1 CNC, RHS Pro Action, AFR Outlaw, Ford Racing Z Series & World Products cylinder heads with 3" bolt pattern. Raised port locations vary and headers may not fit.; Will Fit with C6 transmission.; Tri-Y; Hi-Temp Black Coating |
| 1969 - 1970 | Ford | Ranchero | 5.8L V8 | On Power Steering Cars, Installation requires power steering bracket PN H7609.; Tri Y design.; Will fit with AOD Transmissions.; Fits Dart Pro 1 CNC, RHS Pro Action, AFR Outlaw, Ford Racing Z Series & World Products cylinder heads with 3" bolt pattern. Raised port locations vary and headers may not fit.; Will Fit with C6 transmission.; Tri-Y; Hi-Temp Black Coating |
| 1969 - 1970 | Ford | Torino | 5.8L V8 | On Power Steering Cars, Installation requires power steering bracket PN H7609.; Tri Y design.; Will fit with AOD Transmissions.; Fits Dart Pro 1 CNC, RHS Pro Action, AFR Outlaw, Ford Racing Z Series & World Products cylinder heads with 3" bolt pattern. Raised port locations vary and headers may not fit.; Will Fit with C6 transmission.; Tri-Y; Hi-Temp Black Coating |
| 1969 | Mercury | Comet | 5.8L V8 | On Power Steering Cars, Installation requires power steering bracket PN H7609.; Tri Y design.; Will fit with AOD Transmissions.; Fits Dart Pro 1 CNC, RHS Pro Action, AFR Outlaw, Ford Racing Z Series & World Products cylinder heads with 3" bolt pattern. Raised port locations vary and headers may not fit.; Will Fit with C6 transmission.; Tri-Y; Hi-Temp Black Coating |
| 1969 - 1970 | Mercury | Cougar | 5.8L V8 | On Power Steering Cars, Installation requires power steering bracket PN H7609.; Tri Y design.; Will fit with AOD Transmissions.; Fits Dart Pro 1 CNC, RHS Pro Action, AFR Outlaw, Ford Racing Z Series & World Products cylinder heads with 3" bolt pattern. Raised port locations vary and headers may not fit.; Will Fit with C6 transmission.; Tri-Y; Hi-Temp Black Coating |