Cam Chain Adjuster Tensioner Lifter for Honda Pioneer 500 SXS500 Rancher 520 420 14540-HM8-003 14540-HN5-671 Replacement Parts
This Cam Chain Tensioner Adjuster Lifter Assembly is a direct replacement for Honda ATV and UTV models, specifically designed to match OEM part numbers 14540-HM8-003 and 14540-HN5-671 . It is a critical component of the engine’s timing system, responsible for maintaining the correct tension on the timing chain. By ensuring the camshaft and crankshaft rotate in perfect sync, it prevents chain slap, reduces wear, and ensures optimal engine timing for peak performance and reliability. This assembly is commonly used during top-end repairs or routine maintenance on popular models like the Honda Pioneer 500 and Rancher series
Size and packaging guidelines
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| Specification | Chair | Armchair | Sofas |
| Height | 37" | 42" | 42" |
| Width | 26.5" | 32.5" | 142" |
| Depth | 19.5" | 22.5" | 24.5" |
| Assembly Required | No | No | Yes |
| Packaging Type | Box | Box | Box |
| Package Weight | 55 lbs. | 64 lbs. | 180 lbs. |
| Packaging Dimensions | 27" x 26" x 39" | 45" x 35" x 24" | 46" x 142" x 25" |
Description
Constructed from high-quality materials to withstand the high-stress environment of the engine, this tensioner lifter provides a durable and stable solution for your ATV or UTV. It ensures a precise fit and seamless installation, helping to restore factory-spec performance and extend the life of your engine . Regular replacement of a worn tensioner is essential to prevent costly engine damage caused by a loose or jumping timing chain. Ideal for DIY mechanics and professional technicians, this part guarantees your Honda Rancher 420, 520, or Pioneer 500 runs smoothly with improved fuel efficiency and reduced noise from the valve train
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