Top End Service Kit Yam
Top End Service Kit Yam
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Top End Service Kit Yam
Revitalize your motorcycle's performance with the Top End Service Kit Yam. Designed for serious riders and competitive racers, this kit offers everything you need for an exceptional top end rebuild, ensuring your engine operates at its peak.
Key Features:
- High Compression Pistons: Engineered with a domed piston deck to maintain an optimal high compression profile, compensating for any volume changes caused by valve dishes.
- Lightweight Valvetrain: Minimized moving mass with our stainless steel valvetrain conversion, enhancing performance without compromising durability.
- Black Diamond™ Stainless Steel Valves: Experience up to double the lifespan compared to stock Titanium valves, ensuring long-lasting reliability with no performance loss.
- Performance-Driven Design: Specifically tailored for the rigorous demands of popular racing MX bikes and quads.
- CNC Machined Piston: Crafted from 2618 Alloy, featuring a performance skirt coating for superior function.
- Complete Rebuild Kit: Comes with all necessary gaskets, rings, pins, and seals to ensure a comprehensive top end rebuild.
- Piston, Rings, Clips, and Pin Included: Everything needed to get you back on the track.
- Cometic Top End Gasket Kit: Ensures a perfect seal for optimal engine performance.
- KPMI® S.S. Black Diamond™ Valves: Maintains stock head diameter while enhancing durability.
- Dual Spring Titanium Retainer Spring Kit: Allows for increased valve lift of 0.440” for both intake and exhaust, compatible with high performance cams.
Benefits:
- Boosts overall engine performance and efficiency.
- Increases the longevity of engine components, saving on maintenance costs.
- Optimized for high-speed applications, making it perfect for racing enthusiasts.
- Easy installation with all necessary components included.
Use Cases:
- Ideal for competitive motocross racing.
- Perfect for enthusiasts looking to enhance their bike's performance.
- Great for routine maintenance and top end rebuilds.
Ensure your motorcycle is ready to dominate the track or trail with the Top End Service Kit Yam. Elevate your ride today!
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

