{"product_id":"arp-135-5801-bbc-main-stud-kit-for-4-bolt-merlin-ii-iii-blocks","title":"ARP 135-5801 BBC Main Stud Kit for 4-Bolt Merlin II \/ III Blocks","description":"\u003cp\u003eThe ARP 135-5801 BBC Main Stud Kit is designed for 4-bolt main applications using Merlin II and Merlin III blocks. This kit is made from chromoly and features a black oxide finish for a durable, performance-focused solution.\u003c\/p\u003e\n\u003cp\u003eThe kit includes 12-point nuts and is intended for Big Block Chevy main stud applications. Its stud-based design provides a secure fastening solution for compatible engine builds while supporting the requirements of high-performance assembly work.\u003c\/p\u003e\n\u003cp\u003eUse the ARP 135-5801 Main Stud Kit when replacing or upgrading the main fasteners on a compatible Big Block Chevy setup. Verify block type and 4-bolt main configuration before installation to ensure proper application.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: ARP\u003c\/li\u003e\n\u003cli\u003ePart Number: 135-5801\u003c\/li\u003e\n\u003cli\u003eApplication: Big Block Chevy\u003c\/li\u003e\n\u003cli\u003eBlock Compatibility: Merlin II and Merlin III blocks\u003c\/li\u003e\n\u003cli\u003eMain Configuration: 4-bolt mains\u003c\/li\u003e\n\u003cli\u003eFastener Type: Main stud kit\u003c\/li\u003e\n\u003cli\u003eNut Style: 12-point nuts\u003c\/li\u003e\n\u003cli\u003eMaterial: Chromoly\u003c\/li\u003e\n\u003cli\u003eFinish: Black oxide\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":68050076172540,"sku":"ARP135-5801","price":187.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/ARP135-5801.jpg?v=1793428675","url":"https:\/\/ozkonickustomz.com\/products\/arp-135-5801-bbc-main-stud-kit-for-4-bolt-merlin-ii-iii-blocks","provider":"Ozkonic Kustomz LLC","version":"1.0","type":"link"}