{"product_id":"arp-gm-m10-x-4-470in-12pt-ss-starter-bolt-kit","title":"ARP GM M10 4.470-Inch 12-Point Stainless Starter Bolt Kit","description":"\u003cp\u003eThe ARP GM Starter Bolt Kit contains two equal-length M10 mounting bolts for compatible Chevrolet and General Motors starter installations. Each bolt features a 4.470-inch under-head length, a compact 1\/2-inch 12-point head, and polished stainless-steel construction.\u003c\/p\u003e\n\u003cp\u003eThis kit fit a broad range of Chevrolet four-cylinder, six-cylinder, Small Block, Big Block, LS, and LT engine applications. However, starter mounting hardware can vary according to the engine block, starter housing, mounting pattern, flywheel or flexplate, and aftermarket starter design. The bolt dimensions must be checked before ordering.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStarter-to-engine-block mounting bolt kit\u003c\/li\u003e\n\u003cli\u003eContains two equal-length starter bolts\u003c\/li\u003e\n\u003cli\u003eM10 metric thread diameter\u003c\/li\u003e\n\u003cli\u003e4.470-inch under-head length\u003c\/li\u003e\n\u003cli\u003e1\/2-inch 12-point head\u003c\/li\u003e\n\u003cli\u003ePolished stainless-steel construction\u003c\/li\u003e\n\u003cli\u003eCompact 12-point head provides tool access in confined areas\u003c\/li\u003e\n\u003cli\u003eSemi-universal fit for compatible GM starter arrangements\u003c\/li\u003e\n\u003cli\u003eARP part number 430-3511\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSelect Chevrolet four-cylinder engines\u003c\/li\u003e\n\u003cli\u003eSelect Chevrolet six-cylinder engines\u003c\/li\u003e\n\u003cli\u003eSelect Chevrolet Small Block engines\u003c\/li\u003e\n\u003cli\u003eSelect Chevrolet Big Block engines\u003c\/li\u003e\n\u003cli\u003eSelect Chevrolet LS-series engines\u003c\/li\u003e\n\u003cli\u003eSelect Chevrolet LT-series engines\u003c\/li\u003e\n\u003cli\u003eSelect General Motors applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe engine categories above are not complete vehicle fitment guarantees. Confirm the starter, engine block, and mounting hardware dimensions before ordering.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFastener location: Starter to engine block\u003c\/li\u003e\n\u003cli\u003eThread diameter: M10\u003c\/li\u003e\n\u003cli\u003eUnder-head length: 4.470 inches\u003c\/li\u003e\n\u003cli\u003eApproximate under-head length: 113.5 mm\u003c\/li\u003e\n\u003cli\u003eHead style: 12-point\u003c\/li\u003e\n\u003cli\u003eSocket size: 1\/2 inch\u003c\/li\u003e\n\u003cli\u003eMaterial: Stainless steel\u003c\/li\u003e\n\u003cli\u003eFinish: Polished\u003c\/li\u003e\n\u003cli\u003eBolt lengths: Two equal-length bolts\u003c\/li\u003e\n\u003cli\u003eQuantity: 2 bolts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eImportant Size and Fitment Check\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGM starter bolts are available in different diameters, thread pitches, lengths, shoulder configurations, and mounting arrangements. Do not order this kit based only on the vehicle make or engine family.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBefore ordering, compare the following specifications with the original starter bolts and the requirements of the installed starter:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThread diameter and thread pitch\u003c\/li\u003e\n\u003cli\u003e4.470-inch under-head length\u003c\/li\u003e\n\u003cli\u003eSmooth-shank or locating-shoulder dimensions\u003c\/li\u003e\n\u003cli\u003eAvailable threaded depth in the engine block\u003c\/li\u003e\n\u003cli\u003eStraight-across or staggered starter mounting pattern\u003c\/li\u003e\n\u003cli\u003eStarter nose and mounting-pad configuration\u003c\/li\u003e\n\u003cli\u003eFlywheel or flexplate and ring-gear compatibility\u003c\/li\u003e\n\u003cli\u003eWhether the installation requires two equal bolts or different bolt lengths\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis kit contains two equal-length 4.470-inch bolts. It is not suitable for a setup requiring one long bolt and one short bolt unless the starter manufacturer specifically approves that configuration.\u003c\/p\u003e\n\u003ch3\u003eRecommended Use\u003c\/h3\u003e\n\u003cp\u003eRecommended for compatible GM starter installations that specifically require two M10 mounting bolts with a 4.470-inch under-head length. It may be used for engine assembly, starter replacement, restoration, performance builds, and aftermarket starter installation after all dimensions have been confirmed.\u003c\/p\u003e\n\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2 ARP M10 stainless-steel starter bolts\u003c\/li\u003e\n\u003cli\u003eBoth bolts have a 4.470-inch under-head length\u003c\/li\u003e\n\u003cli\u003eARP part number 430-3511\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe starter, starter brace, mounting shims, washers, wiring, flywheel, flexplate, and installation tools are not included unless otherwise specified.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eDisconnect the vehicle battery before removing or servicing the starter. Inspect the starter mounting pad, engine-block threads, starter nose, and original mounting hardware before installation.\u003c\/p\u003e\n\u003cp\u003eStart both bolts by hand and verify that they engage the correct threads without binding or bottoming in the block. The starter should seat squarely against the mounting surface without being pulled into position by the bolts.\u003c\/p\u003e\n\u003cp\u003eUse the torque specification provided by the engine or starter manufacturer for the exact installation. ARP does not publish a product-specific installation sheet for this kit. After installation, verify proper starter alignment and pinion-to-ring-gear clearance. Incorrect alignment can cause starter noise, engagement problems, or damage to the starter and ring gear.\u003c\/p\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":71261677420797,"sku":"ARP430-3511","price":16.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1935\/9157\/files\/a55bb586797675c64e1f916a1409a6df.jpg?v=1788850943","url":"https:\/\/www.velocityshop.com\/products\/arp-gm-m10-x-4-470in-12pt-ss-starter-bolt-kit","provider":"Velocity Shop","version":"1.0","type":"link"}