Dynofit cylinder head fasteners are built from premium 8740 high-tensile chromoly steel, cold-forged for superior molecular integrity, then heat-treated before thread rolling and precision-machined to ensure consistency. Rated at 190,000 psi tensile strength, the kit includes 12-point nuts and hardened parallel washers for even load distribution, secure clamping, and repeatable, precise torque—helping maintain gasket seal and long-term reliability under high stress.
Address frequently asked questions about this product to minimize any concerns or uncertainties that might deter a customer from making a purchase.
Does it come with a warranty?
Yes. We offer 1-year warranty to Lift kits and Lug nuts
What is the payment method?
We accept Paypal and credit card (VISA, MasterCard, American Express, Apple Pay) we list as the method of payment.
How fast is shipping?
Our order is mainly shipped by UPS/USPS. Shipped within 1-5 business days of receiving payment verification. Please clickhereto view the detail.
What's the returns policy?
If you are not satisfied with the purchase or item arriving damaged/defective, and it is within 30 days of receiving the item, you can return the UNUSED item back to us for a refund of the item price only.