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Does the Iron Duke have a timing chain?
After 1990, they got a timing chain, so the cam turns the other way, which may help cut down on vibration.Jan 29, 2011
Is the Iron Duke engine reliable?
Over its lifetime, the Iron Duke produced as little as 87 horsepower (Pontiac Astre, for one) and as much as 92 horsepower (Pontiac Fiero). Though largely unloved, the Iron Duke was mostly regarded as reliable, and did indeed return solid fuel-economy numbers.Aug 28, 2018
What is the most reliable GM engine?
1. Buick 3800 V-6: This was GM's workhorse engine from the mid-1970s through 2006. It was reliable, tunable for performance or fuel economy and extremely durable. Buick's V-6 ranks not only as one of GM's best engines; it's also one of the best engines in industry history.Sep 14, 2008
What vehicles had the 2.5 Iron Duke engine?
It was the base engine in Spirit, Concord, and Eagle automobiles, as well as in base-model Jeep CJs. The engines purchased by AMC continued to use the Chevrolet V8 bellhousing pattern.
Why is it called the Iron Duke engine?
Dubbed the 'Iron Duke' as part of a marketing effort to differentiate the 2.5L motor from the (very) unsuccessful 2.3L Vega unit, Pontiac installed the engine in its largely forgotten trio of the Sunbird, the Ventura, and the Astre in 1977.May 26, 2021
Is the GM Iron Duke a good engine?
Overall, the GM Iron Duke is a robust and reliable engine. However, cost-cutting and minor design flaws are known to affect its reliability. The most common failure point of the 2.5 is its timing gear, which is known to chip a tooth at around 80,000 miles.Sep 20, 2020
What is a Duke engine?
The Duke Engine is an Advanced Internal Combustion Engine It is a considerably less complex internal combustion engine and is suitable for Marine (inboard and outboard), Light Aircraft, Generator/Utility and Military applications.
Was the Iron Duke a good engine?
As perhaps the most unsexy engine of the past 50 years, the Iron Duke was meant to meet emission standards, deliver good fuel economy, and provide a durable ride. In that sense, GM met their goal. The 1984 Fiero had a slew of problems, the Iron Duke being one of them.
Where is the Duke engine used?
Potential applications for the Duke engine include light aircraft, unmanned aerial vehicles, generators, hybrid vehicle range extenders, marine applications, defense and special purpose applications.Jan 30, 2018
What cars used the Iron Duke engine?
It was the base engine in Spirit, Concord, and Eagle automobiles, as well as in base-model Jeep CJs. The engines purchased by AMC continued to use the Chevrolet V8 bellhousing pattern.
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