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Aluminum pulley (lightened), anodized red.
We have many different models available.Please choose your car from the list by ordering. Advantages:• improved trothle response,• reduced rotated weicht• Increased engine performance (more horsepower)• Aircraft Alumium (Billet)• Original Mathijssen Technics performance part.• Marking for exact settings of the timing belt. (only available here) Engine power increases with about 5,5bhp per 1000gram weight reduction on the crankshaft .This will be even more by high revving engines and turbo- engines. Original Opel pulley weight: 1668 GramMathijssen Technics aluminum pulley weight: 716 Gram Suitable for versions with hydraulic power steering pump.(we have single groove alloy pulleys available for versions without hydraulic power steering pump. art.nr. 187001)