The beefier engine components were present ... calculator didn't understand that a base '65 or '66 Mustang could be optioned with a 271hp 289, limiting the option to a Mustang GT.

Head SwapI have a '67 Mustang fastback with the 289 two-barrel engine ... Boss Headers In A '66I have a '66 Shelby GT350 with a Boss 302 engine and I'm trying to locate someone who makes headers ...

Top performing engines for the 1966 Ford Mustangs were similar to the 1965 offering – the 289 with a four-barrel ... a Top Fuel Pro Mag 20. The '66 Mustang might be 34 years older than the ...

straight-six engine. The economy engine sipped fuel through a one-barrel carburetor. Many buyers stepped up to one of the available V-8 options. The Mustang ... was a 210-hp 289-cu.in.

The top choice on the ’66 Mustang was the 289 HiPo developing 271 horsepower. This 1966 Mustang that we have here is currently powered by a 302 (4.9-liter), which means the original engine is no ...

See All 11 Photos He finally got the '66 Mustang back ... it sat for too long with water in the engine and no antifreeze. He found a '68 Mustang 289 block as a replacement and was able to reuse ...

289-cu-in small block. By the time the Mustang's one year anniversary arrived in the Spring of 1965, more than 400,000 had been sold, and Ford had shuffled the engine offerings to nudge the ...

But precious few were decked out like Jim and Earla Turcich's heartthrob '66, with its K-code Hi-Performance 289 engine ... But that's not all. This Mustang also has a pile of original paper ...