Ads
related to: gm 2.5 iron duke performance parts
Search results
Results From The WOW.Com Content Network
The Iron Duke engine (also called 151, 2500, Pontiac 2.5, and Tech IV) is a 151 cu in (2.5 L) straight-4 piston engine built by the Pontiac Motor Division of General Motors from 1977 until 1993.
The GM Iron Duke was a predecessor I4 engine in some AMC vehicles, but it shares nothing in common with the AMC 2.5 L. The Chrysler 2.5 L I4 shares nothing, and this successor engine family was designed to improve emissions and fuel economy.
This was so named because it began with Chevrolet's V8 engines. Chevrolet big-block V8s; Chevrolet small-block V8s; GM Vortec 4300 90° V6; GM Iron Duke RWD inline 4 (early RWD Variants, later versions may use a FWD pattern, and have two possible starter locations) Jeep with GM Iron Duke inline 4 2.5L/151 in 3 (1980-1983).
A magazine advertisement for the 1983 Chevrolet Celebrity with standard 2.5-liter Iron Duke engine.
The compact Chevrolet Corvair was introduced in 1960 to compete with the Ford Falcon and Plymouth Valiant, but was handily outsold by its competitors.Fearing the Corvair's more radical engineering (featuring a rear-mounted air-cooled flat-six engine) was not appealing to consumers, GM hastily approved the design of a new, more conventional compact car to compete with the Falcon and Valiant.
The 2.5 liter (151 CID) inline-four "Iron Duke" was standard for 1978, replacing the Vega's inline-four engine. Engine options were a Buick-designed 3.2 liter (196 CID) V6 engine with a two-barrel carburetor that produced 90 horsepower (67 kW) at 3,600 rpm.