■KITACO SPL Bore-up Repair Parts ■Valve is already installed. [Product Contents] Cylinder Head COMP ×1pc. SPL Valve Set ×1 Set IN Valve (SPL) ×1pc. EX Valve (SPL) ×1pc. Valve Cotter ×4pcs. Valve Spring Retainer ×2pcs. Valve Spring ×2pcs. Valve Spring Seat ×2pcs. Valve Stem Seal ×2pcs.
•It adopts a big expansion of the port diameter which is set to the intake side Φ20 and the exhaust side Φ18 and the big valve of the intake side Φ26 and the exhaust side Φ22. It can improve the output considerably by smoothing the flow of intake and exhaust. •It is a super lightweight valve and exclusive reinforced spring to improve valve followability and succeeded in high rotation. It greatly improves torque and peak power. •It flats the combustion chamber side of the valve, measures high compression, improves thick torque and peak power.