{"product_id":"alto-kryptonite-clutch-kit-l84-89-b-t-br-br-part-978926","title":"Alto Carbonite® Powerpack® Extra Plate Clutch Kit – L1984–1989 Big Twin","description":"\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eIncl. 6x externally splined Carbonite single side friction plates ; 6x internally splined Carbonite single side friction plates; 1x double side Carbonite friction plate. Complete Carbonite® PowerPack® ''Maximum Effort'' clutch kits with friction \u0026amp; steel plates. Developed to handle the power and torque of Big Inch \/ High-Performance engines on the streets today. This Carbonite clutch kit features an extra friction plate and steel drive plate; which increases the clutch area for greater holding. The friction plates are lined with 3M carbon based material; which is capable of withstanding higher temperatures; offers a higher coefficient of friction than anything else available today. The steel drive plates are ''Performance Steel™'' which have a surface Ra value (Roughness average) of just 2-10 micro inches. Regular steels have an Ra value between 15 to 25 micro Inches. A microscope will show you less peaks and valleys on Alto''s ''Performance Steel™''. This will improve performance; durability; engagement and offer a longer life and cooler running. OEM replacement reference 37930-84A and 37931-84\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eL84-89 Big Twin (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Alto\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e DRIVE LINE-CLUTCH \u0026gt; CLUTCH PLATE KITS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e KIT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 978926\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePart Numbers\u003c\/h2\u003e\n\u003cp\u003eMCS Part Number: 978926\u003cbr\u003eManufacturer Part Number: 095750EC\u003c\/p\u003e","brand":"Alto","offers":[{"title":"Default Title","offer_id":30229037678676,"sku":"MCS978926","price":257.76,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/products\/978926k_906d1c41-baa8-415a-8b9e-bf2820919276.jpg?v=1625270827","url":"https:\/\/hogparts.co.uk\/products\/alto-kryptonite-clutch-kit-l84-89-b-t-br-br-part-978926","provider":"Hogparts UK Ltd","version":"1.0","type":"link"}