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Genuine Chevrolet C1500 Variable Timing Sprocket
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5 Variable Timing Sprockets found
Chevrolet C1500 Camshaft Sprocket
Part Number: 12552128$140.29 MSRP: $223.75You Save: $83.46 (38%)Ships in 1-2 Business Days
Chevrolet C1500 Camshaft Sprocket
Part Number: 340235$60.20 MSRP: $92.23You Save: $32.03 (35%)Ships in 1-3 Business Days
Chevrolet C1500 Variable Timing Sprocket
The Chevrolet C1500 Variable Timing Sprocket assists the engine in achieving precise valve timing for greater torque and horsepower. In stock form, lining up factory timing marks on the cam and crank gears allows the Variable Timing Sprocket to keep events synchronized. However, performance builds require finer accuracy than simple marks can provide. Even a two-degree error in a misaligned Variable Timing Sprocket can rob as much as 50 horsepower, so builders use degree wheels to verify cam position. To allow owners to adjust power delivery, later C1500 packages were available with Variable Timing Sprocket setups complete with multiple crank keyways, while other Chevrolet versions featured offset bushings or elongated cam slots, each with a different path to advance or retard cam timing. Chevrolet aficionados will see that advancing the cam at a lower position is the equivalent of opening the intake valve earlier to get more pull at low-end power, while a retard position will close the valve later to get more power high in the rev range. Regardless of style, it is always recommended that the Variable Timing Sprocket be replaced as a matched set with the chain, guides, and tensioners to ensure a quiet, durable, and ready-to-precise-adjust C1500 valvetrain.
Each OEM Chevrolet C1500 Variable Timing Sprocket we offer is competitively priced and comes with the assurance of the manufacturer's warranty for the part. Furthermore, we guarantee the speedy delivery of your orders right to your doorstep. Our hassle-free return policy is also in place for your peace of mind.
Chevrolet C1500 Variable Timing Sprocket Parts Questions & Experts Answers
- Q: How to remove and reinstall the front Timing Chain, Timing Cover and Variable Timing Sprocket on Chevrolet C1500?A:If you are dealing with a vehicle manufactured from 1995 onwards, then the V6 and small block V8 models will have non-reusable plastic front cover, which must be discarded as it cannot be reused after being removed to prevent any oil leaks. In contrast, for 7.4L V8 engines produced after 1996, there is a reusable front cover gasket and front cover that might only require a gasket replacement if the original one becomes damaged. The first step in removing the timing belt is removing the water pump, followed by unbolted crankshaft drivebelt pulley from the vibration damper. Once the number one piston is at TDC on the compression stroke, rotate crankshaft an additional 360 degrees giving caution not to turn it until when installing timing chain and sprockets. On most engines there is usually a large bolt threaded into the nose of the crank shaft used to secure the vibration damper and this necessitates its removal with a puller designed to apply force strictly on the damper hub so as not to damage it. When taking out the timing cover on certain V6s and small block V8s it may become necessary to loosen and drop down Oil Pan, requiring replacement of its gasket should it crack in this operation. Any accessories that obstruct access to timing chain cover should be removed or pushed away while on big block engines further steps include cutting oil pan gasket and remove cover. For 1995-present models remove crankshaft position sensor reluctor ring and for 7.4L engines there is special tool that's required for this purpose after which it must be replaced. One way of testing for timing chain free play is checking whether such play exceeds or falls below half inch and if so replace gears also. Next comes removing camshaft sprocket with chain assembly as a single unit; ensure proper alignment especially in cases where V6s or small block V8s have oil pan gasket deteriorated and so replace it. When it comes to gasket removal and surface cleaning, see if the cover flange needs any correction. Followed by, installing new parts like crankshaft sprocket, camshaft sprocket and vibration damper should be carried out with emphasis on correct alignment of keyways. For some engine types an application of lube oil is required while others must have sealant applied. Finally, the rest of the process is reversing the order in which these steps were taken.
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