Flowtech Headers are the perfect combination of quality and value. These Tri-Y style headers fit the popular 1965-1970 Ford 260/289/302 V8 engines. These Tri-Y style headers were originally designed for 1965-1966 Shelby GT350 Mustangs with a 289HiPo V8, 4-speed manual transmission, and manual steering.
Specifications:
| Description_ASC |
Please read the following information regarding fitment of these headers:
- Attempt to install in any other application WILL require some modification
- These headers will not fit vehicles utilizing an FMX, C-6, or AOD automatic transmission
- May not fit some vehicles utilizing a C-4 transmission with 164-tooth bellhousing. Those using a 157-tooth bellhousing with require some clearancing on RH side of bell
- Will NOT work on 351W motors. (Due to taller and wider engine dimensions)
- Will not work with GT40-P cylinder heads
- Headers will work with 10" or 10.5" clutch, use of a 1968-newer bellhousing will require clearance on LH side of bellhousing
- 1969-1970 model vehicles may require additional clearance for steering box
- Use of these headers on a non-HiPo model will require extra clearance for clutch linkage |
| Description_DEF |
Exhaust Header |
| Description_DES |
Flowtech Tri-Y Header |
| Description_FAB |
Mandrel-bent tubes provide consistent tubing diameters for smooth flow and increases the cylinder scavenging effect and improves engine breathing |
| Description_FAB |
Heavy duty 16-gauge tubing for increased strength and durability |
| Description_FAB |
1-1/2" diameter primary tubes, 1-3/4" diameter secondary tubes for increased exhaust flow increasing performance and improving throttle response |
| Description_FAB |
2-1/2" collector for maximum strength and exhaust flow |
| Description_FAB |
3/8" thick header flange for a leak-free seal and maximum strength |
| Description_FAB |
Premium aluminum header gaskets included |
| Description_FAB |
Available in a high heat resistant black paint or polished finish |
| Description_KEY |
flowtech header; Flowtech Header; 65 Ford; 66 Ford; 67 Ford; 68 Ford; 69 Ford; 70 Ford; 1966; 1965; 1967; 1968; 1969; 1670; Ford; Headers; V8; tri-y; tri Y |
| Description_EXT |
Tri-Y Headers; 1.5 in. Primary Tubing; 1.75 in. Secondary Tubing; 2.5 in. Collector; Mild Steel; Polished Finish; |
| Description_INV |
65-70 FORD 260-302 V8 1-1/2 TRI-Y HDR PO |
| Description_SHO |
Exhaust Header |
| Description_MKT |
Flowtech Headers are the perfect combination of quality and value. These Tri-Y style headers fit the popular 1965-1970 Ford 260/289/302 V8 engines. These Tri-Y style headers were originally designed for 1965-1966 Shelby GT350 Mustangs with a 289HiPo V8, 4-speed manual transmission, and manual steering. |
| Description_MKT |
Over the years, Ford enthusiasts have used these headers in dozens of other vehicles to get that classic Shelby sound and performance. |
| Description_MKT |
See Installation Notes for additional information regarding fitment details regarding these headers. |
| Collector Tube Size |
2.500 in. |
| Engine |
Ford Small Block |
| Port Shape |
Same As Port/Can Be Matched |
| Bolt size |
3/8-16 x 3/4 |
| Application |
Automotive |
| Engine Make/Size |
Ford Small Block |
| Finish |
Polished |
| Material |
Mild Steel |
| Tube Diameter |
1.500 in. |
| Tube Direction |
Down Swept |
| WARNING CA Proposition 65 |
Yes |
| Brand |
Flowtech |
| CARB (California) Compliant |
No |
| Emission Code |
4 |
| Header Finish |
Polished |
| Product Type |
Headers |
| Coated Finish |
Chrome |
| Collector Diameter |
2.500 in. |
| Primary Tube Diameter |
1.500 in. |
| WARNING CA Proposition 65 Message |
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov |
| Header Style |
Tri-Y |
| Primary Tube Dia. |
1-1/2 inch |
| Warning |
California Proposition 65 |
| Length |
7.0000 |
| Width |
13.0000 |
| Height |
36.0000 |
| Weight |
17.0000 |
