660 Dual Spring Kit for Gen V LT4 engines using stock rocker arms. Includes dual polished springs, matching LT4 specific titanium retainers, LT4 specific locators for stock guides, locks and seals. This is a drop in spring kit for Gen V LT4 engines. WILL NOT FIT OTHER GEN V ENGINES, SEE SK007. Complete List of […]
Supertech Performance Dual Valve Springs and Titanium Retainers Kit fits the Nissan – SR20VE, SR20VET Engines – 83lb. Outer Spring – 30.0mm OD – 21.80mm ID. Inner Spring – 20.50mm OD – 15.50mm ID. 17.40mm Max Net Lift. 17.40 / 19 mm Coil Bind. 9.40 lbs/mm Rate. Will Fit Nissan SR20VE, SR20VET Engines. Complete set […]
Supertech provides the racing market with superior valves and valve train components for virtually every type of racing. Whether it’s Drag Racing, Rally, Road Racing or any other type of motorsport, Supertech is sure to have the perfect performance solution for your application. Supertech Honda K24Z7 Dual Valve Spring Kit. 16 x Supertech valve springs. […]
660 Dual Valve Spring Kit Titanium Retainers Gen V LT1 L83 L86. TSP Gen 5 LT1/L83/L86. 660 Dual Spring Kit w/ PAC Springs, Titanium Retainers, & PRC Integrated Seat/Seal. The all new TSP Gen 5 LT1/L83/L86. 660 spring kit featuring PAC valve springs and PRC integrated seat/seal is the newest offering in valve spring technology […]
Made nitrided C300 Maraging Steel valve spring retainers for the Honda H22 engines. These sets are two of a kind; you will not find them anywhere else. Maraging steel offers many benefits from its ductility and strength, and the nitration adds another layer of wear resistance, making for incredibly durable retainers. These retainers will easily […]
Brand New Supertech Performance STD Size Single Groove Valves, Dual Valve Springs, Titanium Retainer Set Fits. Fits Toyota Tacoma – 2RZ, 2RZ-FE, 3RZ, 3RZ-FE Engines. Includes: Complete Set of 16 Valves (8 Intake and 8 Exhaust Valves). Supertech Part # TIVN-1045 – Intake – STD Size – Dished Face. Intake Valve Specs – 37.50mm Head […]
Supertech Performance Dual Valve Springs and Steel Retainers Kit for the Honda & Acura B Series VTEC B16, B18 Engines – 85lb. Complete set of 16 Dual Valve Springs, and 16 Steel Retainer’s This Package Includes: Supertech Performance Dual Valve Springs # SPR-H100DR, and Supertech Retainer part # RET-HBK-ST. Let IPG Parts be your one […]
Here is a very nice 48 piece Porsche valve spring kit 901.105.901.50 as used on 1965-94 911/930/964 and 1970-72 914-6 models. We at Retro Automotive Products are a small, family owned business located high in the Green Mountains of Vermont that specializes in providing high quality, rare and hard to find original NEW/USED/NOS Porsche parts […]
BTR MAX PRESSURE GEN 2 LT/SBC DUAL SPRING KIT. 650 LIFT – FOR ROLLER ROCKERS – SK004. BTR’s Max Pressure Spring Kit applies what we learned when designing the Platinum Spring Kit (SK001) and applies it to applications utilizing roller rockers. Due to the additional weight of roller rockers, a higher spring rate is needed […]
Supertech Performance Dual Valve Springs and Titanium Retainers Kit fits the Nissan Silvia – SR20, SR20DE, SR20DET Engines – 106lb. SPRK-H1021D/SR20 – Supertech Dual Valve Springs – 106 lb Seat Pressure. Outer Spring – 30.0mm OD – 21.80mm ID. Inner Spring – 21.30mm OD – 15.50mm ID. 15.50mm Max Net Lift. 25.0mm Coil Bind. 13.20 […]