{"product_id":"manley-chevy-ls-lt1-lt4-valve-spring-and-titanium-retainer-kit-w-valve-locks","title":"Manley Chevy LS\/LT1\/LT4 Valve Spring and Titanium Retainer Kit (w\/ Valve Locks) - 26351148KS","description":"\u003cp\u003eManley Performance LS \u0026amp; LT NexTek? valve spring kits take the guess work out of making your valvetrain race-ready. Engineered for maximum durability, stability, and precision in high-performance and racing applications, these chrome-silicon alloy springs provide exceptional fatigue resistance and high-tensile strength, ensuring consistent valve control at extreme RPMs. Save time and money with these all-inclusive kits, featuring premium springs, retainers, I.D. locators, locks, and Viton? seals.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eManley LS and LT Valve Spring Kits provide a complete, engineered solution, ensuring seamless compatibility for higher-lift camshafts and eliminating concerns with mismatched components.\u003c\/li\u003e\n\u003cli\u003eNexTek  Valve Springs are manufactured from \"super clean\" Hi-Tensile Chrome Silicon steel and shot-peened to MIL spec for maximum fatigue life. Spring No. 221435-16\u003c\/li\u003e\n\u003cli\u003e7  Titanium Retainer CAD designed for ultimate reduction in mass without sacrificing strength. Retainer No. 23611-16 (+.050\" Installed Height)\u003c\/li\u003e\n\u003cli\u003eI.D. Valve Spring Locator is CNC machined, heat treated, and black oxide finished. Locator No. 42348-16 (.567\" ID)\u003c\/li\u003e\n\u003cli\u003e7  Machined Valve Locks use the highest quality steel alloy and are heat treated and black oxide finished. For 8mm (.3135\") valve stem. Lock No. 13098-16\u003c\/li\u003e\n\u003cli\u003eViton Valve Stem Seals offer exceptional resistance to heat, chemicals, and oils. Seal No. 24042-16\u003c\/li\u003e\n\u003cli\u003eNote: Max. lift figures above may vary depending upon the cylinder head and installed height.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMax Lift: 0.700\"\u003c\/li\u003e\n\u003cli\u003e7° Titanium Retainer (+.050)\u003c\/li\u003e\n\u003cli\u003eI.D. Spring Locator (.505\")\u003c\/li\u003e\n\u003cli\u003e7° Machined Valve Lock\u003c\/li\u003e\n\u003cli\u003eViton Valve Stem Seals\u003c\/li\u003e\n\u003cli\u003eManley LS Valve Spring Kit, KIT-SPRING\/RETAINER\/LOCATOR\/LOCK\/SEAL\u003c\/li\u003e\n\u003cli\u003eProduct Market: Domestic\u003c\/li\u003e\n\u003cli\u003eWeight: 94\u003c\/li\u003e\n\u003cli\u003eProduct Type: Valve Spring Kit\u003c\/li\u003e\n\u003cli\u003eValve Spring Outer Diameter: 1.340\u003c\/li\u003e\n\u003cli\u003eValve Spring Inner Diameter: .726\u003c\/li\u003e\n\u003cli\u003eValve Spring Quantity: 16\u003c\/li\u003e\n\u003cli\u003eValve Spring Series: NexTek?\u003c\/li\u003e\n\u003cli\u003eValve Spring Type: Double Without Damper\u003c\/li\u003e\n\u003cli\u003eValve Spring Coil Bind Height: 1.050\u003c\/li\u003e\n\u003cli\u003eValve Spring Rate: 394\u003c\/li\u003e\n\u003cli\u003eValve Lift - Maximum: .700\u003c\/li\u003e\n\u003cli\u003eInstalled Pressure and Height: 170 @ 1.810\u003c\/li\u003e\n\u003cli\u003eOpen Pressure and Height: 450 @ 1.110\u003c\/li\u003e\n\u003cli\u003eValve Lock Angle: 7\u003c\/li\u003e\n\u003cli\u003eFinish: Fully Polished\u003c\/li\u003e\n\u003cli\u003eIndustry: Automotive\u003c\/li\u003e\n\u003cli\u003eOut of Stock Message: Call for Availability\u003c\/li\u003e\n\u003cli\u003eTitle: Manley Valve Spring Kit - Chevrolet LS - NexTek? Springs\/Steel Retainers\/I.D. Locators\/Machined Valve Locks\/Viton Seals\u003c\/li\u003e\n\u003cli\u003eProp 65 Yes\/No: Yes\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":52481127121259,"sku":"MAN26351148KS","price":926.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/9690\/4998\/files\/2636LT4KS_20-_20ANG45_2000x2000_4702a21e-04e2-4f15-8abc-df818276ecd0.jpg?v=1778198245","url":"https:\/\/www.raptorracing.com\/products\/manley-chevy-ls-lt1-lt4-valve-spring-and-titanium-retainer-kit-w-valve-locks","provider":"Raptor Racing","version":"1.0","type":"link"}