{"product_id":"magluv-all31066-crankshaft-pulley-shim-kit-for-chevy-sbc-bbc-aluminum-3-pack","title":"Magluv ALL31066 Crankshaft Pulley Shim Kit for Chevy SBC \u0026 BBC Aluminum 3-Pack","description":"\u003ch2\u003eMagluv ALL31066 Crankshaft Pulley Shim Kit\u003c\/h2\u003e\n\u003cp\u003eThe Magluv ALL31066 Crankshaft Pulley Shim Kit is designed to replace or upgrade a crank pulley spacer for Chevy engines. It is built as a reliable option to Allstar Performance crank pulley spacers, tailored for small-block Chevy foundations and their big-block counterparts. The kit includes three aluminum shims, each with a different thickness, to help you align the pulley with greater precision and ease. In the engine bay, where space is tight and tolerances matter, this set offers a simple path to a more consistent pulley relationship without sacrificing serviceability.\u003c\/p\u003e\n\u003cp\u003eCrafted for durability and dependable fit, these shims are made from high quality aluminum and finished to resist corrosion. The outside diameter is 4 inches while the inside diameter is 1.25 inches, providing a generous sweep that works with a variety of pulley styles and water pump configurations. The thickness options are 1.12 inches (3 mm), 0.08 inches (2.07 mm), and 0.06 inches (1.56 mm), giving you a versatile toolbox to dial in the spacing your engine needs.\u003c\/p\u003e\n\u003ch3\u003eWhat you get\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThree aluminum shims offering three distinct thicknesses for precise alignment\u003c\/li\u003e\n\u003cli\u003e4 inch outer diameter and 1.25 inch inner diameter suitable for common pulleys\u003c\/li\u003e\n\u003cli\u003eDurable aluminum construction with corrosion resistance for long term use\u003c\/li\u003e\n\u003cli\u003eDual bolt hole pattern water pump compatibility to fit GM and Ford pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy consider a pulley shim kit\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHelps you achieve accurate pulley positioning for smoother operation and quieter idle\u003c\/li\u003e\n\u003cli\u003eProvides flexible options to accommodate different pulley spacings and configurations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation at a glance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eChoose the desired shim thickness: 1.12 in, 0.08 in, or 0.06 in\u003c\/li\u003e\n\u003cli\u003ePlace between pulleys and secure with bolts\u003c\/li\u003e\n\u003cli\u003eCheck alignment after installation and perform a cautious test run\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 does the Magluv ALL31066 kit include?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Three aluminum shims in 1.12 in\/3 mm, 0.08 in\/2.07 mm, and 0.06 in\/1.56 mm thicknesses, plus a 4 in outer diameter and 1.25 in inner diameter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What engines and pumps does it fit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Designed for small block Chevy engines; the dual bolt hole pattern fits most GM and Ford water pumps.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Magluv","offers":[{"title":"Default Title","offer_id":42465339703381,"sku":"B0DKHDNYQ4","price":30.73,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/magluv-all31066-crankshaft-pulley-shim-kit.jpg?v=1778004578","url":"https:\/\/plentytorque.co.uk\/products\/magluv-all31066-crankshaft-pulley-shim-kit-for-chevy-sbc-bbc-aluminum-3-pack","provider":"PlentyTorque","version":"1.0","type":"link"}