Editing Ford small block engine (section)

====GT-350====
The HiPo engine was used in modified form by [[Carroll Shelby]] for the 1965–1967 [[Shelby Mustang#1965–1966 Shelby GT350|Shelby GT350]], receiving special exhaust headers, an aluminum intake manifold, and a larger 4-barrel [[Holley Performance Products|Holley]] 715 CFM carburetor, which raised rated power to {{cvt|306|bhp|PS kW|0}} at 6,000&nbsp;rpm and {{cvt|329|lbft|Nm|0}} at 4,200&nbsp;rpm of [[Machine torque|torque]].<ref>{{cite web|url=https://www.ultimatecarpage.com/car/201/Ford-Shelby-Mustang-GT350.html|website=ultimatecarpage.com|title=1965 - 1966 Ford Shelby Mustang GT350|access-date=June 23, 2018}}</ref><ref>{{cite web|url=https://www.myclassicgarage.com/knowledge-base/1965-Ford-Mustang|website=myclassicgarage.com|title=1965 Ford Mustang|access-date=June 23, 2018}}</ref> Shelby also replaced the internal front press-in oil gallery plugs with threaded plugs to reduce chances of high rpm failure, and installed a larger oil pan with baffles to reduce oil starvation in hard cornering.

From 1966 to 1968, Shelby offered an optional [[Paxton Automotive|Paxton]] [[supercharger]] on Shelby GT350 289s, raising power to around {{cvt|390|hp|kW|0}}.{{cn|date=May 2024}}