{"product_id":"arp-bellhousing-bolt-kit-for-gm-v6-v8-129-0901-vehicle-specific-hex-head-set-high-strength-usa","title":"ARP Bellhousing Bolt Kit for GM V6\/V8 — 129-0901 Vehicle-Specific Hex-Head Set, High-Strength USA","description":"\u003cp\u003e\u003cstrong\u003eARP 129-0901 is a complete hex-head bellhousing bolt kit engineered to securely fasten GM V6 and V8 bellhousings with durable, precision-made hardware.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis bolt set supplies the correct length and strength fasteners for many GM V6 and V8 bellhousing applications. ARP manufactures these components in the United States using high-quality materials and controlled processes to provide consistent clamping force and long service life. The fasteners are vehicle-specific, sized to ensure proper engagement through the torque converter housing into the engine block without modification.\u003c\/p\u003e\n\n\u003ch3\u003eWhich vehicles and bellhousings does this kit fit?\u003c\/h3\u003e\n\u003cp\u003eThis kit is designed for a range of GM V6 and V8 engines and their compatible bellhousing patterns. Fitment depends on the specific engine family and model year, so confirm compatibility with your vehicle or transmission before buying. ARP supplies vehicle-specific kits to reduce installation surprises.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEngine families: common GM V6 and V8 configurations\u003c\/li\u003e\n  \u003cli\u003eBellhousing patterns: standard GM bolt layouts\u003c\/li\u003e\n  \u003cli\u003eVehicle types: passenger cars, light trucks, and performance swaps\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this ARP kit improve bellhousing reliability?\u003c\/h3\u003e\n\u003cp\u003eUsing purpose-made bolts reduces the risk of stripped threads, broken studs, and uneven clamping that can cause drivetrain misalignment. ARP fasteners are produced to tight dimensional tolerances so each bolt provides predictable clamping when torqued to spec. That reliability helps maintain correct alignment between engine and transmission under load.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePrecision thread and shank tolerances for consistent torque\u003c\/li\u003e\n  \u003cli\u003eProper bolt lengths to ensure full thread engagement\u003c\/li\u003e\n  \u003cli\u003eHigh-strength material selection for fatigue resistance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the kit specifications and packaging details?\u003c\/h3\u003e\n\u003cp\u003eThe ARP 129-0901 kit ships as a single packaged set sized for easy storage and identification. The package dimensions and light weight make it straightforward to keep on hand for maintenance or a rebuild. ARP notes that these kits are manufactured in the USA and are vehicle-specific, so verify the kit number for your application.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePackage dimensions: 14.8 cm H x 1.8 cm L x 9.8 cm W\u003c\/li\u003e\n  \u003cli\u003ePackage weight: 0.202 kilograms (approx. 0.45 lb)\u003c\/li\u003e\n  \u003cli\u003eOrigin: manufactured in the United States\u003c\/li\u003e\n  \u003cli\u003eFit type: vehicle-specific hardware set\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I know about installation and torqueing?\u003c\/h3\u003e\n\u003cp\u003eInstall only after confirming fitment and clean mating surfaces; use the manufacturer’s recommended torque sequence and values for bellhousing bolts. ARP fasteners are designed to be torqued to established specifications—overtightening can damage threads while undertightening can lead to insufficient clamping. If reusing other components, inspect threads and replace any hardware showing wear.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFollow vehicle OEM torque specs and sequence\u003c\/li\u003e\n  \u003cli\u003eEnsure clean, undamaged threads before assembly\u003c\/li\u003e\n  \u003cli\u003eUse proper thread lubricant if specified by ARP or the vehicle maker\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? This ARP bellhousing bolt kit is aimed at mechanics, enthusiasts, and builders who need a dependable, vehicle-specific set of bellhousing fasteners for GM V6 and V8 engines. It’s suitable for routine service, transmission swaps, and performance builds where correct bolt length, strength, and consistent clamping are essential. If you want hardware made in the USA with precise manufacturing standards to replace worn or incorrect bolts, this kit is an appropriate choice.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is ARP 129-0901 compatible with my GM engine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Compatibility is vehicle- and engine-specific; check your engine family and bellhousing pattern against the kit number before purchasing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these bolts made in the USA?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — ARP manufactures this bellhousing bolt kit in the United States.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":67591419887801,"sku":"B00E5YSB9O","price":67.96,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/arp-bellhousing-bolt-kit-front-packaging.jpg?v=1790550436","url":"https:\/\/redleafauto.ca\/products\/arp-bellhousing-bolt-kit-for-gm-v6-v8-129-0901-vehicle-specific-hex-head-set-high-strength-usa","provider":"Redleaf Auto","version":"1.0","type":"link"}