* Extreme Duty Valve Spring Kit – Titanium Retainers – .675in. Lift* Specifically designed & processed with extra shot peening & nitrided to resist failure under the most extreme conditions.* For use with serious high performance cams 0.640-.675in. lift* Includes springs,retainers & upper & lower collars* 185lbs @ 1.860, 460lbs @ 1.160in.* Coil bind 1.080in.*…
Note: Maximum Recommended Lift = .650in.* Beehive steel valve spring kit* Ultra pure chrome silicon+Nickle spring wire* Extra processing for fatigue resistance* Resist pressure loss & fatigue associated with extremely aggressive cams in high compression engines* Reduce vibration & harmonics* Includes springs,retainers & upper & lower collars* 185lbs@1.860, 370lbs@1.250in.* coil bind 1.150in.* Small end ID…
Note: Maximum Recommended Lift = .650in.* Steel Double Spring Kit* Ultra pure chrome silicon+Nickle spring wire* Extra processing for fatigue resistance* 1.375in. for better clearance inside rocker cvr* Springs feature chamfered tops to match smaller retainers* Includes springs,retainers & upper & lower collars* 185lbs @ 1.860, 460lbs @ 1.160in.* Coil bind 1.080in.* Maximum lift =…
Note: Maximum Recommended Lift = .600in.* Steel Double Spring Kit* Ultra pure chrome silicon+Nickle spring wire* Extra processing for fatigue resistance* 1.375in. for better clearance inside rocker cvr* Springs feature chamfered tops to match smaller retainers* Includes springs,retainers & upper & lower collars* 155lbs@1.875, 175lbs@1.815in.* coil bind 1.080in.Tech Tips:-* Rocker box clearance must be checked*…
Note: Maximum Recommended Lift = .600in.* Beehive steel valve spring kit* Ultra pure chrome silicon+Nickle spring wire* Extra processing for fatigue resistance* Resist pressure loss & fatigue associated with extremely aggressive cams in high compression engines* Reduce vibration & harmonics* Includes springs,retainers & upper & lower collars* 162lbs @ 1.860in., 340lbs @ 1.260in.* Coil bind…
FEULING ECONO performance BEEHIVE valve springs designed to handle up to 585 lift camshafts at an economical price. These FEULING BEEHIVE springs are made from the same premium stress relieved conical ovate wire as our HIGH LOAD springs but are developed for economical engine budgets. They have an excellent level of fatigue life and are…
Features & Benefits:-* Replacement intake valve for S&S Super Stock heads.* Fits Big Twin 1984up, Sportster 1986-2003 & S&S X-Wedge. * 2.000in. x 4.450in. @ 1.943in. Gauge.* Sold Each.Proudly Made in the USA by S&S Cycle !
* Highest flow level on the market. * One piece forged racing grade stainless steel alloy.* hard black nitride finish.* bearing quality hardened tip at the end of the stem to prevent premature wear with high-lift applications. * 45o angle below the lock groove to facilitate the valve seal installation.* Heat treated with a special…
* Highest flow level on the market. * One piece forged racing grade stainless steel alloy.* Hard black nitride finish.* Bearing quality hardened tip at the end of the stem to prevent premature wear with high-lift applications. * 45o angle below the lock groove to facilitate the valve seal installation.* Heat treated with a special…
* Stock length & head diameter* Extreme Duty* High Flow* one piece forged racing grade stainless steel alloy. * Liquid nitriding process creates a valve that is smoother and stronger than O.E.M. * Stems are centerless ground for a longer life* 45o angle below the lock groove to facilitate the valve seal installation* Replaces OEM…
* Highest flow level on the market. * One piece forged racing grade stainless steel alloy.* hard black nitride finish.* bearing quality hardened tip at the end of the stem to prevent premature wear with high-lift applications. * 45o angle below the lock groove to facilitate the valve seal installation.* Heat treated with a special…
* Designed for Harley-Davidson heads* Use with .420 Viton # AV-V312420B or OEM valve seals * Manganese-Bronze* .050in. shorter for high lift & high flow* High temp viton o-ring seal* Smooth lead-in* CNC machined* Guide ID unfinished * OD = .5625in. Std size* ID = .3090in.* AV-VGRC-3120 Reamer recomended for AV&V guides & valves *…
Enhance your motorcycle Evo engine with our selection of cylinder heads and parts at Taverner Motorsports. We feature products from leading brands like S&, AVV Valves, and Colony Machine, which are known for their exceptional quality and performance.
Our inventory includes complete cylinder heads, valves, springs, and gaskets specifically designed for Evo models. These components are crafted to improve airflow, increase horsepower, and ensure reliable engine performance. Whether you're performing a routine maintenance or a performance upgrade, our parts are designed to meet your needs.
Shop with confidence at Taverner Motorsports for all your Evo cylinder head components. Our detailed product descriptions and expert advice make it easy to find the right parts for your motorcycle, ensuring optimal performance and reliability.