{"product_id":"king-performance-billet-spoked-heavy-pulley-6-720-complete-kit","title":"King Performance 6.72\" \"Heavy\" Billet Pulley System | Air-Cooled VW | Complete Kit, EFI-Ready","description":"\u003ch2\u003e\u003cb\u003eKing Performance 6.72\" Billet \"Heavy\" Pulley System — Complete Kit\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eGet superior engine stability with the \u003cb\u003eKing Performance \"Heavy\" Pulley System\u003c\/b\u003e. Built for high-performance air-cooled engines, this 100% USA-made kit adds the rotating inertia needed for smooth idling and reduced harmonic vibration, especially in high-revving builds.\u003c\/p\u003e\n\u003cp\u003eThe \"frenched\" design recesses a high-strength steel hub into the crank pulley for maximum structural integrity. It's fully EFI-ready, with the back pre-tapped for the \u003cb\u003eDub Shop Trigger Wheel\u003c\/b\u003e.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eVehicle Fitment\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eAir-Cooled VW (Type 1):\u003c\/b\u003e Beetle, All Years\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eKey Features \u0026amp; Benefits\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e100% Made in the USA:\u003c\/b\u003e Manufactured in-house from premium U.S.-sourced materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHybrid Construction:\u003c\/b\u003e Pulleys CNC-machined from 6061-T6511 billet aluminum.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFrenched Steel Hub:\u003c\/b\u003e Heat-treated 4140 chromoly steel hub with a black zinc finish for durability and concentricity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHard-Anodized:\u003c\/b\u003e .0015\" thick hard black anodizing for extreme wear resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\"Heavy\" Rotating Mass:\u003c\/b\u003e 3.93 lb crank pulley for essential rotating inertia in high-performance builds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEFI Ready:\u003c\/b\u003e Pre-tapped for the Dub Shop Trigger Wheel.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eWhat's Included\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cb\u003e6.720\" Billet \"Heavy\" Crank Pulley \u0026amp; 4.3\" Billet Alternator Pulley\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003e7075-T651 Hard Black Anodized Nut\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003e6061-T651 Clamp Washer\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eCrank Pulley Bolt \u0026amp; Washer\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecision Shims:\u003c\/b\u003e .005\" thick, for belt alignment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBonus:\u003c\/b\u003e High-quality belt included at no charge (as a size recommendation; actual needs may vary).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eTechnical Specifications\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCrank Pulley:\u003c\/b\u003e 6.720\" (170.7mm) diameter, 3.93 lbs\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAlternator Pulley:\u003c\/b\u003e 4.3\" diameter\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e 6061-T6511 billet aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHub:\u003c\/b\u003e 4140 chromoly steel, black zinc finish\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFinish:\u003c\/b\u003e .0015\" hard black anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eConfiguration:\u003c\/b\u003e Stock OD (1.750\") or Sand Sealed OD\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWarranty:\u003c\/b\u003e 2 years from date of purchase\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWhat does \"Heavy\" mean?\u003c\/b\u003e Added rotating mass (3.93 lb crank pulley) for smoother idle and reduced harmonic vibration at high RPM.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWhat OD options are available?\u003c\/b\u003e Stock OD (1.750\") or Sand Sealed OD, depending on your case setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWhat's the warranty?\u003c\/b\u003e Two years from date of purchase on all King Performance billet products and fasteners.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIs a belt included?\u003c\/b\u003e Yes, included at no charge as a sizing recommendation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cb\u003eExplore Related Categories\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"\/collections\/engine\"\u003eEngine\u003c\/a\u003e, \u003ca href=\"\/collections\/engine-parts\"\u003eEngine Parts\u003c\/a\u003e, \u003ca href=\"\/collections\/all-vw-aircooled\"\u003eAll Air-Cooled VW\u003c\/a\u003e\u003c\/p\u003e","brand":"King Performance","offers":[{"title":"Default Title","offer_id":44471086153843,"sku":null,"price":335.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/1773963456517_ef4f0647-5534-483f-8e2f-0429802b4f83.png?v=1776206877","url":"https:\/\/www.washburnsmetal.com\/products\/king-performance-billet-spoked-heavy-pulley-6-720-complete-kit","provider":"Washburn's Metal","version":"1.0","type":"link"}