The 315 horsepower version is standard equipment on: * Engines used with Mustang and Fairlone GT. 8-cylinder, 90 degree V, overhead valve.6000-MILE OR 6-MONTH OIL FILTER-Maximumfiltration and long mointenance interval.ģ90-CUBIC-INCH 4V THUNDERBIRD SPECIAL V-8.FULL-FLOW FUEL FILTER - New in-line design gives greater protection.RECALIBRATED VALVE SPRINGS - Greater resistance to fatigue and wear.NEW INTAKE MANIFOLD - Smoother porting for higher volumetric efficiency.NEW CYLINDER HEADS Better economy on premium fuel.NEW OIL SUMP 4-quart design gives better circulation and coaling.A chrome dress-up kit featuring chrome-plated air cleaner, valve covers, oil filler, dipstick, and radiator cap is furnished with each Fairlane GT and GTA installation.įEATURES OF THE 390-CUBIC-INCH 4v THUNDERBIRD SPECIAL V-8 Modified cam, redesigned valve springs, special carburetor, and a special distributor, boosting the horsepower to 335-a new high in Fairlane performance. When used with the Fairlane, the 390-cubic-inch 4v Thunderbird Special V-B is equipped with a A redesigned crankcase features a four-quart capacity and baffles, to give cooler oil for longer en -gine life. An in - line fuel filter now provides fuji-flow protection for the engine. Un-excelled for performance and economy, this engine has been refined through the redesign of the 4,- carburetor, completely new cylinder heads, a modified in-take manifold that features an exhaust heated chamber for smooth warm-up and operation, and a modifled cam and recalibrated valve springs. The 335 hp version is standard equipment on:Ĭompletely re-engineered for 1966, the Thunderbird '390' 4v V-B is now offered in the Fairlane line.

The 315 hp version is standard equipment on: 427 at 2800 rpmģ90-CUBIC-INCH 4v THUNDERBIRD SPECIAL V-8 390-CUBIC-INCH 4v ThUNDERBIRD SPECIAL V-8

67 thunderbird 390