Tomei SR20 Rocker Arm Stoppers (RAS). High engine revs in the SR20DET can cause the rocker arms to float and get misaligned, causing major engine damage. The Tomei rocker arm stoppers can help minimize engine damage in case that happens by preventing the rocker arms from floating out of its original place.
Tomei RAS are the best ones available in the market today. Each set of Tomei RAS is coated and plated.
Tomei began operations in 1968 as a race car tuner in Japan. Over the last 40 years Japan has emerged as one of the leaders in automotive research, racing, and culture. Tomei products have been utilized in nearly every motor sport imaginable. Tomei’s racing heritage means their research and design team have first hand knowledge of the extreme demands racing puts on an engine. Using only the highest quality materials means that Tomei’s products can handle the intense strain and heat a purpose built engine will experience whether it be on the street or the track. Tomei’s attention to detail is second to none. All of their products are thoroughly researched and engineered to achieve optimal efficiency. Because of even miniscule differences in measurements can cause catastrophic engine failure, all Tomei products fall within strict tolerances. Tomei machines all of their engine components to enhance airflow and ensure proper fitment and seal.
In SR engine, it is very common for engine speeds to reach over 7000rpm while circuit or drag racing, or over-rev from miss shifting will sometimes leads tappet side of the rocker arm fulcrum to jump, and rocker arm to come off. rocker arm stopper is the parts which holds the lash adjuster side of locker arm with fixed clearance, controls the deflection of rocker arm when jumping occurred, and protects engine from damage. a must have for anyone who wants to prevent damage to your engine, these rocker arm stoppers are an excellent investement.
SR20DE(T) PS13,S14, S15,P10
・Set of each IN and EX ・Head cover modification may needed to some model ・Cannot be used with VVL ・Available with Solid pivot type cam ・Weight 170g ・Matarial SPCC（steel） chromate coated ・Spacer included
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