Clutch Masters - Flywheel Diamond Claw Surface Lock
Clutch Masters - Flywheel Diamond Claw Surface Lock
SKU:CMSL08037
Category: Surface LocksVendor: Clutch Masters
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Clutch Masters - Flywheel Diamond Claw Surface Lock
What the heck is a Diamond Claw Surface Lock you might be asking? Well as the age old story goes, wherever there's a problem there's a solution. Sometimes it takes a leap in technological advancement to solve those problems. One issue a lot of high powered cars can run into is the possibility of the flywheel coming loose. Flywheels can come loose for a variety of reasons, but once this happens you can pretty much kiss your crank goodbye. Typically if the flywheel comes loose it will end up welding itself to the crankshaft and typically damages the crank beyond repair. This can end up being an incredibly costly problem.
We've teamed up with the folks at Diamond Claw to offer their technology to all of our customers who want that extra level of protection. Surface locks have successfully eliminated fretting (surface welding) in every application customers have placed them in. With an installed thickness of .010"-.012" a Diamond Claw will not significantly alter assembly spacing.
Diamond Claw locks consist of precisely sized CBN (diamond) particles that are plated onto proprietary fatigue resistant steel. The uniformity of both diamond particle spacing and overall thickness insure complete contact across the entire Diamond Claw surface. Diamonds with an exceptional hardness of 10,000 vickers are held within a plated matrix of 950 vickers. This combination of extreme hardness and toughness allow a Diamond Claw to penetrate surfaces hardened to 65Hrc.
To sum that up, by installing a Diamond Claw you give yourself a much better chance of the flywheel not coming loose in the first place, and if for some reason it does, you'll have an extra layer of very hard steel that can prevent the flywheel from damaging your crankshaft.Â
Shipping & Delivery
Shipping & Delivery

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations. For international orders, please Contact Us. If you select US shipping rates and are shipping internationally, please be advised you will be contacted to compensate the difference in shipping fees.
Processing takes about 3 to 5 business days before your order ships. We do not process or ship orders on weekends. If you order an item that's on backorder, we will reach out with an estimated arrival time. If you have any questions about shipping make sure to email us at sales@onlinetsm.com or call our reps today at 732-638-5268.
If by any chance, your package that has been delivered by the carrier is lost/stolen, YOU (THE BUYER) are responsible for working with the carrier and us, Tri-State Motorsports to recover your package. You must contact us and the shipping company within 48 hours of delivery for lost/damage claims. You are covered by the basic insurance amount APPROVED by the shipping center. We DO NOT refund or reship product for claims that are denied by the shipping company.
FAQs
FAQs
When will my product ship out?
Processing takes about 3 to 5 days before your order ships. Some orders may take longer than usual to process and ship. If you order an item that's on backorder, we will reach out with an estimated arrival time. Refunds are subject to a 20% restocking fee. Cancellations are subject to 10% cancellation/processing fee under no exceptions.
What's the Warranty on our products?
Unless the product is manufactured by Tri-State Motorsports or TSM Race, ALL Warranties go through the Manufacturer directly. Please visit their official website and get in contact with them in regards to your warranty. We will supply you with any invoice or tracking information the manufacturer asks you for.
Do you offer any promotions?
One of our major promotions is the TSM Bucks Loyalty Program. You will earn 1 TSM point for every dollar you spend with us. These points can be redeemed for rewards when you reach certain thresholds.Â
If you subscribe to marketing emails, you will be given a discount code for 5% off your order that you can use at any time. Our Instagram page also has a variety of weekly promotions in our stories and posts. Some restrictions may apply depending on MAP policies.
What payment methods are accepted?
Tri-State Motorsports accepts American Express, Discover, Mastercard, and Visa. You can also pay over time with Affirm and Klarna. Express checkout methods include:
- Apple Pay
- Google Pay
- Meta Pay
- PayPal
- Shop Pay
- Venmo
How can I finance my purchase with Affirm?
How can I finance my purchase with Klarna?
