{"product_id":"allstar-performance-water-pump-pulley-shim-set-0-063in-and-0-125in-thick-5-8in-and-3-4in-shafts-ford-gm-pumps-set-of-3","title":"Allstar Performance Water Pump Pulley Shim Set – 0.063in and 0.125in Thick, 5\/8in and 3\/4in Shafts | Ford\/GM Pumps | Set of 3","description":"\u003cp\u003eUpgrade or fine-tune the drive on Ford and GM water pumps with the Allstar Performance Water Pump Pulley Shim set. This trio of aluminum shims provides small, deliberate adjustments to pulley alignment, helping you dial in belt alignment and spacing without swapping the whole assembly. The shims come in two thickness options, 0.063in and 0.125in, and fit both 5\/8in and 3\/4in shaft diameters. The natural aluminum finish keeps things lightweight and durable in challenging environments, and the set is designed for vehicle-specific fit, making it a practical choice for maintenance or minor tuning.\u003c\/p\u003e\n\u003ch2\u003eWhat makes this shim set practical\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eThree aluminum shims included, offering flexible spacing options for precise pulley alignment.\u003c\/li\u003e\n  \u003cli\u003eTwo thickness options (0.063in and 0.125in) to accommodate different shaft diameters and belt layouts.\u003c\/li\u003e\n  \u003cli\u003eCompatibility with Ford and GM water pumps helps cover common vehicle models.\u003c\/li\u003e\n  \u003cli\u003eNatural aluminum finish provides corrosion resistance and durability without adding unnecessary weight.\u003c\/li\u003e\n  \u003cli\u003eVehicle-specific fit type indicates the shims are intended for use with particular pump configurations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe set is built for real-world use, whether you are swapping a pump, adjusting a belt drive, or refining timing belt alignment during routine service. The lightweight aluminum design makes handling straightforward, and the modest set weight helps keep the overall assembly balanced during installation.\u003c\/p\u003e\n\u003ch2\u003eHow to use\u003c\/h2\u003e\n\u003cp\u003e1) Remove the existing pulley and inspect the pump interface. 2) Select the appropriate shim thickness based on your measurement or alignment need. 3) Place the shim between the pulley and the mounting surface, then secure with standard hardware. 4) Recheck belt alignment and tension, and test with the engine off before running.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eMaterial: Aluminum, natural finish\u003c\/li\u003e\n  \u003cli\u003eThickness options: 0.063in and 0.125in\u003c\/li\u003e\n  \u003cli\u003eShaft sizes: 5\/8in and 3\/4in\u003c\/li\u003e\n  \u003cli\u003eFit: Vehicle-specific for Ford\/GM water pumps\u003c\/li\u003e\n  \u003cli\u003eOrigin: United States\u003c\/li\u003e\n  \u003cli\u003ePackage weight: 0.2 pounds\u003c\/li\u003e\n  \u003cli\u003ePackage dimensions: 13.208 cm L x 15.24 cm W x 1.016 cm H\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is included in the Allstar Performance Water Pump Pulley Shim set?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A trio of aluminum shims in 0.063in and 0.125in thickness for 5\/8in and 3\/4in shafts for Ford\/GM water pumps.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this shim set compatible with Ford\/GM water pumps?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Designed for Ford\/GM pumps with matching shaft sizes; verify your vehicle fit before purchasing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Allstar Performance","offers":[{"title":"Default Title","offer_id":42465580220501,"sku":"B003BZX472","price":27.54,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/allstar-performance-water-pump-pulley-shim-closeup.jpg?v=1778012674","url":"https:\/\/plentytorque.co.uk\/products\/allstar-performance-water-pump-pulley-shim-set-0-063in-and-0-125in-thick-5-8in-and-3-4in-shafts-ford-gm-pumps-set-of-3","provider":"PlentyTorque","version":"1.0","type":"link"}