{"product_id":"arp-porsche-3-0l-3-3l-crankcase-thru-bolt-kit","title":"ARP Porsche 3.0L\/3.3L Crankcase Thru Bolt Kit","description":"\u003cdiv\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e204-5405\u003c\/span\u003e   |   \u003cstrong\u003eUPC:\u003c\/strong\u003e 672036035457\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eARP Crankcase Through Bolt Kit – Porsche 3.0L \u0026amp; 3.3L Engines\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe ARP Crankcase Through Bolt Kit is a premium high-strength fastener upgrade for Porsche 3.0L and 3.3L air-cooled engines. Engineered from ARP’s proprietary high-strength material, these through bolts provide superior clamping force and reliability compared to factory hardware. They are ideal for stock rebuilds, high-performance builds, or race applications where maximum crankcase integrity is essential.\u003c\/p\u003e\n\u003cp\u003eThe kit includes all necessary bolts, washers, and nuts for a complete crankcase assembly, ensuring even load distribution and preventing leaks or failures under high stress. ARP’s precision manufacturing and heat-treated construction make this the preferred choice for enthusiasts and professional builders working on classic 911, 930, and other 3.0L\/3.3L Porsche models.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Strength ARP Material\u003c\/strong\u003e – Superior tensile strength and fatigue resistance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Crankcase Kit\u003c\/strong\u003e – Includes all through bolts, washers, and nuts for full assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Manufactured\u003c\/strong\u003e – Exact fit and consistent clamping force\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-Treated Construction\u003c\/strong\u003e – Maximum durability under high RPM and boost\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Replacement\u003c\/strong\u003e – Designed for Porsche 3.0L and 3.3L air-cooled engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ctable width=\"100%\" cellspacing=\"0\" cellpadding=\"8\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e204-5405\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eARP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eCrankcase Through Bolt Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003ePorsche 3.0L \u0026amp; 3.3L air-cooled engines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eHigh-Strength ARP Proprietary Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003eARP Limited Warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhats Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eComplete set of crankcase through bolts\u003c\/li\u003e\n\u003cli\u003eCorresponding washers and nuts\u003c\/li\u003e\n\u003cli\u003eInstallation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for Porsche 3.0L and 3.3L air-cooled engines (including 911 SC, Carrera 3.2, 930 Turbo, etc.)\u003c\/li\u003e\n\u003cli\u003eProvides significantly stronger clamping force than stock hardware\u003c\/li\u003e\n\u003cli\u003eProfessional engine builder installation recommended with proper torque sequence\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eRequires full crankcase disassembly for installation\u003c\/li\u003e\n\u003cli\u003eFollow ARP torque specifications and sequence for proper assembly\u003c\/li\u003e\n\u003cli\u003eProfessional engine builder installation is highly recommended\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable cellspacing=\"0\" cellpadding=\"8\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear Range\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eVarious (air-cooled era)\u003c\/td\u003e\n\u003ctd\u003ePorsche\u003c\/td\u003e\n\u003ctd\u003e911 \/ 930 Turbo \/ SC \/ Carrera 3.2\u003c\/td\u003e\n\u003ctd\u003e3.0L \u0026amp; 3.3L\u003c\/td\u003e\n\u003ctd\u003eCrankcase Through Bolt Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhy Choose ARP Crankcase Through Bolt Kits?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eIndustry-leading strength and reliability for high-performance engines\u003c\/li\u003e\n\u003cli\u003ePrecision-manufactured in the USA with ARP’s proprietary materials\u003c\/li\u003e\n\u003cli\u003eProven in professional racing and high-horsepower street builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Does this kit fit my 1980 Porsche 911 3.0L? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, compatible with Porsche 3.0L and 3.3L air-cooled engines across the applicable years.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Are these bolts stronger than stock? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, ARP through bolts provide significantly higher tensile strength and clamping force.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Is professional installation required? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, crankcase assembly requires precise torque procedures and should be performed by an experienced engine builder.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e Ground UPS or FedEx\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock – ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Secure ARP retail packaging\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":45084470476879,"sku":"ARP204-5405","price":1246.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/ARP_204-5405_crankcase_through_bolt_kit_full_view.png?v=1776171791","url":"https:\/\/www.blackopsautoworks.com\/products\/arp-porsche-3-0l-3-3l-crankcase-thru-bolt-kit","provider":"Black Ops Auto Works","version":"1.0","type":"link"}