Diamond Power Timing Chain kit works with Nissan Altima Frontier Rogue Sentra Xterra 2.5L L4 DOHC QR25DE

Timing Chain Kit TKNS250 includes: 1 Timing Chain upper (cam chain 164 link) 1 Timing Balance Shaft Lower Chain 1 Crankshaft Sprocket (crank gear) 1 Camshaft Sprocket (cam gear) 1 Upper Tensioner 1 Balance Shaft Lower Tensioner 1 Upper Guide (short clip on rail; Rail-Top) 1 Straight Guide 1 Curved Guide. Our warranty includes the replacement of the defective or worn-out product with the same product. In case the product is not available we will provide you with a refund. The warranty does not cover any alteration, modification, damaged from neglect, accident, improper installation or misused of the unit. It also does not include reimbursement for any cost involving the labor, installation or re-installation of the autopart. In order to file a warranty claim you will need to provide us with the receipt of purchase and send us back the part in order for us to inspect it and issue the refund. Warranty Validation The products offered by AEC (Auto Engine Components) must be installed by a Certified Professional Automotive Mechanic. The warranty will be valid after the Department of Automotive Engineers of AEC (Auto Engine Components) analyze the cause. The warranty will be valid after the customer presents the certificate as Automotive Mechanic Professional.