{"product_id":"supertech-6mm-single-valve-lock-conversion-set-of-12-req-2-per-valve","title":"Supertech 6mm Single Valve Lock Conversion - Set of 12 (Req 2 Per Valve)","description":"\u003cdiv\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003eKPR-6S-7-12\u003c\/span\u003e   |   \u003cstrong\u003eUPC:\u003c\/strong\u003e 1037721244428\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch4\u003e\u003cstrong\u003eSupertech 6mm Single Valve Lock Conversion Set of 12 (Req 2 Per Valve)\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe \u003cstrong\u003eSupertech KPR-6S-7-12\u003c\/strong\u003e 6mm Single Valve Lock Conversion Kit is a high-performance upgrade for Honda\/Acura engines using 6mm valve stems (K20, K24, B-series, D-series, F-series, H-series, etc.). This set of 12 single groove valve locks (requiring 2 per valve, for 6 valves) converts stock multi-groove or OEM locks to Supertech's precision single-groove design. Manufactured from premium hardened steel with exact tolerances, these locks ensure secure valve stem retention, reduced valve float at high RPM, and improved longevity under extreme conditions. Ideal for naturally aspirated, turbo, or race K-series builds running high-lift cams, upgraded springs, or high-RPM operation. Sold as a set of 12 (covers 6 valves – order quantity needed for full head).\u003c\/p\u003e\n\u003ch4\u003eKey Features \u0026amp; Benefits\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003ePrecision Single-Groove Design Secure fitment with Supertech valves or compatible aftermarket stems\u003c\/li\u003e\n\u003cli\u003eHardened Steel Construction High strength and wear resistance for high-RPM durability\u003c\/li\u003e\n\u003cli\u003eExact Tolerances Eliminates play, reduces valve float, and improves valve train stability\u003c\/li\u003e\n\u003cli\u003eConversion Kit Allows use of Supertech single-groove valves in stock or modified heads\u003c\/li\u003e\n\u003cli\u003eSupertech Quality Trusted in motorsports for precision, reliability, and performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" width=\"100%\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\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\u003eKPR-6S-7-12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSupertech\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003e6mm valve stem engines (K20, K24, B-series, etc.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Stem Diameter\u003c\/td\u003e\n\u003ctd\u003e6mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLock Style\u003c\/td\u003e\n\u003ctd\u003eSingle Groove\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003eSet of 12 (covers 6 valves – 2 locks per valve)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eHardened steel\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\u003eSet of 12 Supertech single-groove valve locks (6mm stem compatible)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eRequires 2 locks per valve set of 12 covers 6 valves (order 2 sets for full 16-valve head)\u003c\/li\u003e\n\u003cli\u003eCompatible with Supertech single-groove valves or other aftermarket 6mm valves\u003c\/li\u003e\n\u003cli\u003eImproves valve train stability at high RPM and with high-lift cams\u003c\/li\u003e\n\u003cli\u003eEssential for turbo or race K-series builds with upgraded springs\/retainers\u003c\/li\u003e\n\u003cli\u003eMade in Europe Supertech's motorsports-proven precision and quality\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eEstimated time: 4-8 hours (full head work required)\u003c\/li\u003e\n\u003cli\u003eRequires cylinder head removal, valve job, and professional assembly\u003c\/li\u003e\n\u003cli\u003eInstall with compatible single-groove valves, keepers, and upgraded springs\/retainers\u003c\/li\u003e\n\u003cli\u003eCheck valve-to-piston clearance and spring installed height\u003c\/li\u003e\n\u003cli\u003eProfessional engine builder installation strongly recommended\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\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\u003c\/td\u003e\n\u003ctd\u003eAcura\/Honda\u003c\/td\u003e\n\u003ctd\u003eK20-Powered Vehicles\u003c\/td\u003e\n\u003ctd\u003eK20A\/K20Z Series\u003c\/td\u003e\n\u003ctd\u003e6mm exhaust\/intake valves – high-performance conversion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eB\/D\/F\/H-Series\u003c\/td\u003e\n\u003ctd\u003eB-series, D-series, F-series, H-series\u003c\/td\u003e\n\u003ctd\u003e6mm valve stem engines – custom racing\/turbo builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhy Choose Supertech Single Groove Valve Locks?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003ePrecision single-groove design for secure high-RPM retention\u003c\/li\u003e\n\u003cli\u003eHardened steel construction withstands extreme heat and stress\u003c\/li\u003e\n\u003cli\u003eReduces valve float and improves stability with high-lift cams\u003c\/li\u003e\n\u003cli\u003eSupertech trusted in professional racing and high-performance engine 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 How many locks do I need for a full head? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e 32 locks total (2 per valve x 16 valves); set of 12 covers 6 valves order 3 sets for full coverage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Are these for intake or exhaust valves? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Universal for 6mm stem valves commonly used on exhaust but compatible with both.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need matching valves? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, best with Supertech single-groove valves; check compatibility with other brands.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eShipping and Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS \/ FedEx Ground\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 protective packaging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 1-2 lbs (set of 12 locks)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":44560809656399,"sku":"SPTKPR-6S-7-12","price":28.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/supertech_valve_locks_kpr6s712.png?v=1772806706","url":"https:\/\/www.blackopsautoworks.com\/products\/supertech-6mm-single-valve-lock-conversion-set-of-12-req-2-per-valve","provider":"Black Ops Auto Works","version":"1.0","type":"link"}