{"product_id":"royal-enfield-570716-c-nut-m8-cylinder-head-oem-uce","title":"Royal Enfield 570716\/C – Nut M8 Cylinder Head OEM for UCE Engines (350 \u0026 500 Classic, Bullet, GT)","description":"\u003cp data-start=\"1574\" data-end=\"1974\"\u003eSecure your Royal Enfield’s cylinder head components properly with the genuine \u003cstrong data-start=\"1696\" data-end=\"1731\"\u003e570716\/C Nut M8 – Cylinder Head\u003c\/strong\u003e. This OEM nut is used on the M8 thread that fastens parts to the cylinder head in UCE engines (both 350 cc and 500 cc). It offers factory-made thread pitch, material strength, and hex head finish, ensuring proper torque and reliable assembly.\u003c\/p\u003e\n\u003cp data-start=\"1976\" data-end=\"2475\"\u003eIf your existing nut is stripped, corroded, rounded off, or missing, replacing with this OEM part prevents oil leaks, mechanical failures, vibration loosening, or head cover movement. Works with export \/ UK spec \u003cstrong data-start=\"2188\" data-end=\"2235\"\u003eBullet 500, Classic 500, Continental GT 535\u003c\/strong\u003e, and compatible parts diagrams show usage in many UCE 350\/500 cylinder head LH\/RH crankcase assemblies. Sold individually; use correct torque per service manual to avoid over-tightening. An inexpensive part, but vital for engine integrity.\u003c\/p\u003e\n\u003chr data-start=\"2477\" data-end=\"2480\"\u003e\n\u003cp data-start=\"2482\" data-end=\"2501\"\u003e\u003cstrong data-start=\"2482\" data-end=\"2499\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2502\" data-end=\"3041\"\u003e\n\u003cli data-start=\"2502\" data-end=\"2608\"\u003e\n\u003cp data-start=\"2504\" data-end=\"2608\"\u003eGenuine Royal Enfield OEM part \u003cstrong data-start=\"2535\" data-end=\"2568\"\u003e570716\/C Nut M8 Cylinder Head\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2609\" data-end=\"2722\"\u003e\n\u003cp data-start=\"2611\" data-end=\"2722\"\u003eM8 thread, correct pitch \u0026amp; finish for OEM cylinder head mounting points \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2723\" data-end=\"2860\"\u003e\n\u003cp data-start=\"2725\" data-end=\"2860\"\u003eFits export \/ UK \/ Euro III \u0026amp; IV UCE 500 \u0026amp; matching UCE export 350 models (Classic, Bullet, GT) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2861\" data-end=\"2945\"\u003e\n\u003cp data-start=\"2863\" data-end=\"2945\"\u003eDurable steel hex nut, high quality finish \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2946\" data-end=\"3041\"\u003e\n\u003cp data-start=\"2948\" data-end=\"3041\"\u003eLow cost and simple replacement — use correct socket or spanner to avoid rounding off heads\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3043\" data-end=\"3046\"\u003e\n\u003cp data-start=\"3048\" data-end=\"3072\"\u003e\u003cstrong data-start=\"3048\" data-end=\"3072\"\u003eCompatibility Table:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"_tableContainer_1rjym_1\"\u003e\n\u003cdiv class=\"group _tableWrapper_1rjym_13 flex w-fit flex-col-reverse\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"3074\" data-end=\"3702\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"3074\" data-end=\"3132\"\u003e\n\u003ctr data-start=\"3074\" data-end=\"3132\"\u003e\n\u003cth data-start=\"3074\" data-end=\"3082\" data-col-size=\"md\"\u003eModel\u003c\/th\u003e\n\u003cth data-start=\"3082\" data-end=\"3102\" data-col-size=\"sm\"\u003eEngine \/ Platform\u003c\/th\u003e\n\u003cth data-start=\"3102\" data-end=\"3123\" data-col-size=\"sm\"\u003eEmissions \/ Region\u003c\/th\u003e\n\u003cth data-start=\"3123\" data-end=\"3132\" data-col-size=\"md\"\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"3151\" data-end=\"3702\"\u003e\n\u003ctr data-start=\"3151\" data-end=\"3288\"\u003e\n\u003ctd data-start=\"3151\" data-end=\"3168\" data-col-size=\"md\"\u003eBullet 500 UCE\u003c\/td\u003e\n\u003ctd data-start=\"3168\" data-end=\"3177\" data-col-size=\"sm\"\u003e499 cc\u003c\/td\u003e\n\u003ctd data-start=\"3177\" data-end=\"3212\" data-col-size=\"sm\"\u003eEuro III \/ IV (Export \/ UK spec)\u003c\/td\u003e\n\u003ctd data-start=\"3212\" data-end=\"3288\" data-col-size=\"md\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3289\" data-end=\"3405\"\u003e\n\u003ctd data-start=\"3289\" data-end=\"3307\" data-col-size=\"md\"\u003eClassic 500 UCE\u003c\/td\u003e\n\u003ctd data-start=\"3307\" data-end=\"3316\" data-col-size=\"sm\"\u003e499 cc\u003c\/td\u003e\n\u003ctd data-start=\"3316\" data-end=\"3351\" data-col-size=\"sm\"\u003eEuro III \/ IV (Export \/ UK spec)\u003c\/td\u003e\n\u003ctd data-start=\"3351\" data-end=\"3405\" data-col-size=\"md\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3406\" data-end=\"3513\"\u003e\n\u003ctd data-start=\"3406\" data-end=\"3427\" data-col-size=\"md\"\u003eContinental GT 535\u003c\/td\u003e\n\u003ctd data-start=\"3427\" data-end=\"3436\" data-col-size=\"sm\"\u003e535 cc\u003c\/td\u003e\n\u003ctd data-start=\"3436\" data-end=\"3459\" data-col-size=\"sm\"\u003eEuro III \/ IV Export\u003c\/td\u003e\n\u003ctd data-start=\"3459\" data-end=\"3513\" data-col-size=\"md\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3514\" data-end=\"3702\"\u003e\n\u003ctd data-start=\"3514\" data-end=\"3561\" data-col-size=\"md\"\u003eUCE 350 export models (Classic \/ Bullet 350)\u003c\/td\u003e\n\u003ctd data-start=\"3561\" data-end=\"3574\" data-col-size=\"sm\"\u003e346\/349 cc\u003c\/td\u003e\n\u003ctd data-start=\"3574\" data-end=\"3603\" data-col-size=\"sm\"\u003eExport \/ matching UCE spec\u003c\/td\u003e\n\u003ctd data-start=\"3603\" data-end=\"3702\" data-col-size=\"md\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"3704\" data-end=\"3707\"\u003e\n\u003cp data-start=\"3709\" data-end=\"3724\"\u003e\u003cstrong data-start=\"3709\" data-end=\"3722\"\u003eVariants:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"3725\" data-end=\"3873\"\u003e\n\u003cli data-start=\"3725\" data-end=\"3780\"\u003e\n\u003cp data-start=\"3727\" data-end=\"3780\"\u003eSingle OEM \u003cstrong data-start=\"3738\" data-end=\"3773\"\u003eNut M8 – Cylinder Head 570716\/C\u003c\/strong\u003e unit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3781\" data-end=\"3835\"\u003e\n\u003cp data-start=\"3783\" data-end=\"3835\"\u003eNo alternative finishes confirmed under \/C variant\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3836\" data-end=\"3873\"\u003e\n\u003cp data-start=\"3838\" data-end=\"3873\"\u003eSupplied as standard hex-head nut\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3875\" data-end=\"3878\"\u003e\n\u003cp data-start=\"3880\" data-end=\"3889\"\u003e\u003cstrong data-start=\"3880\" data-end=\"3889\"\u003eFAQs:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-start=\"3891\" data-end=\"5072\"\u003e\n\u003cli data-start=\"3891\" data-end=\"4132\"\u003e\n\u003cp data-start=\"3894\" data-end=\"4132\"\u003e\u003cstrong data-start=\"3894\" data-end=\"3955\"\u003eHow do I check this nut is the correct fit for my engine?\u003c\/strong\u003e\u003cbr data-start=\"3955\" data-end=\"3958\"\u003e→ Check your existing nut: thread pitch (M8), shape of hex head, whether it matches the head cover or rocker cover bolts. If part number is visible, confirm it’s 570716\/C.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4134\" data-end=\"4337\"\u003e\n\u003cp data-start=\"4137\" data-end=\"4337\"\u003e\u003cstrong data-start=\"4137\" data-end=\"4193\"\u003eHow many of these nuts are needed per cylinder head?\u003c\/strong\u003e\u003cbr data-start=\"4193\" data-end=\"4196\"\u003e→ Depends on what you’re removing. Commonly two per head cover (one LH, one RH) if both sides are removed. Check your job \/ repair manual.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4339\" data-end=\"4567\"\u003e\n\u003cp data-start=\"4342\" data-end=\"4567\"\u003e\u003cstrong data-start=\"4342\" data-end=\"4397\"\u003eWhat happens if I use a non-OEM nut or damaged one?\u003c\/strong\u003e\u003cbr data-start=\"4397\" data-end=\"4400\"\u003e→ Poor fit can lead to looseness, oil seepage, vibration, or even rounding of bolt\/ nut heads, causing more expense. OEM ensures correct thread \u0026amp; material strength.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4569\" data-end=\"4839\"\u003e\n\u003cp data-start=\"4572\" data-end=\"4839\"\u003e\u003cstrong data-start=\"4572\" data-end=\"4632\"\u003eIs this part compatible with both UCE BS4 \u0026amp; BS6 engines?\u003c\/strong\u003e\u003cbr data-start=\"4632\" data-end=\"4635\"\u003e→ Yes, for export \/ UK spec models. The nut is a mechanical fastener and generally same across UCE variants. But verify with your existing part. (Some regional differences in plating\/finish may apply.)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4841\" data-end=\"5072\"\u003e\n\u003cp data-start=\"4844\" data-end=\"5072\"\u003e\u003cstrong data-start=\"4844\" data-end=\"4914\"\u003eDo I need any special tool or torque spec for installing 570716\/C?\u003c\/strong\u003e\u003cbr data-start=\"4914\" data-end=\"4917\"\u003e→ Use proper M8 socket \/ spanner, torque according to service manual (not over-tight). Clean threads and use correct threading to avoid cross-threading.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"UNDER THE HOOD","offers":[{"title":"Default Title","offer_id":50442968432935,"sku":null,"price":49.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/7447\/0183\/files\/Cylinder_head_nut_RE_570716_C_UCE_500_350.png?v=1758537765","url":"https:\/\/underthehood.co.in\/products\/royal-enfield-570716-c-nut-m8-cylinder-head-oem-uce","provider":"UNDER THE HOOD","version":"1.0","type":"link"}