{"product_id":"mmceng7204-009-magnus-mclaren-main-bolt-washers-v8","title":"Magnus Engine Main Bolt Washers for McLaren V8 M838\/M840","description":"\u003cp\u003eMagnus Motorsports engine main bolt washer set for McLaren V8 engines are designed specifically for the OEM-style main bolt configuration, ensuring proper oil sealing while maintaining correct fastener preload.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003eMcLaren 3.8L \u0026amp; 4.0L V8 Twin-Turbo\u003cbr\u003e• M838T: 625C, 650S, 675LT, MP4-12C, MSO 688 HS\u003cbr\u003e• M838TE: 540C, 570S, 570GT, 600LT, 620R\u003cbr\u003e• M840T: 720S, 750S, 765LT, Senna, Elva, Speedtail, Sabre\u003cbr\u003e• M840TE: GT, GTS\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eNote:\u003c\/span\u003e\u003cbr\u003eProfessional installation recommended.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003ePurchase Includes:\u003c\/span\u003e\u003cbr\u003e(10) Large Washers\u003cbr\u003e(10) Small Washers\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eMore from Magnus:\u003c\/span\u003e\u003cbr\u003eThese washers are manufactured to exact factory specifications and are a direct replacement for the original main bolt sealing washers. Their bonded construction prevents oil migration around the main bolts, eliminating the leakage issues that can occur when using stud conversions or worn OEM washers.\u003c\/p\u003e\n\u003cp\u003eUsed exclusively in our 1300hp+ crate engine programs, these sealing washers are proven in extreme track and high-power applications while requiring no block modification. When paired with main bolts as originally intended by the manufacturer, they provide reliable sealing, consistent clamping, and long-term durability under high load conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eFeatures:\u003c\/span\u003e\u003cbr\u003e• Direct fit for all McLaren V8 engines\u003cbr\u003e• Designed for high-boost and motorsport use\u003cbr\u003e• Precision manufactured and race tested\u003c\/p\u003e","brand":"Magnus","offers":[{"title":"Default Title","offer_id":42824526004309,"sku":"MGN-MMCENG7204-009","price":170.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1893\/9911\/files\/MMCENG7204-009-magnus-mclaren-main-bolt-washers-v8-1.jpg?v=1785869359","url":"https:\/\/stmtuned.com\/products\/mmceng7204-009-magnus-mclaren-main-bolt-washers-v8","provider":"STM Tuned Inc.","version":"1.0","type":"link"}