للبيع Summit Racing™ Pro BBC Big Nasty Stroker Edition LS Firing Order Hydraulic Roller Cams SUM-1345SN في الإمارات, دبيإعلان #389022

Summit Racing™ Pro BBC Big Nasty Stroker Edition LS Firing Order (specifically 4-7 swap) hydraulic roller cams are U.S.-made, high performance camshafts designed to improve big block Chevy efficiency by reducing harmonics and improving combustion, often featuring specs tailored for modern beehive valve springs. These cams require specific 1-8-7-3-6-5-4-2 spark plug wire routing, a cam button, and a melonized/composite distributor gear. Key features and technical details: * Firing order: These cams utilize the GM LS-style firing order (4-7 swap), which moves the firin