53020742AB 53020742AC 53021077 16PCS Lifter & Rocker Arm Compatible With Jeep Grand Cherokee WJ 4.7L 1999-2004 EEP/WJ/099A

53020742AB 53020742AC 53021077 16PCS Lifter & Rocker Arm Compatible With Jeep Grand Cherokee WJ 47L 19992004 EEPWJ099A16 x Lifter Rocker Arm Compatible With Jeep Grand Cherokee WJ 47L 19992004 EEPWJ099AThis is the 16 x Valve Lifter Rocker Arm Compatible With Full SetCompatible With Jeep Grand Cherokee WJ 47L 19992004OEM# 53021077 53020742AC, 53020742ABWe are very glad that you have chosen our store, we sincerely welcome you and hope you enjoy a pleasant shopping experience here.

• The replacement and repair of rocker arms requires technical experience and specialized tools.
• The material selection and processing technology of rocker arm directly affect its cost and productivity.
• The rocker arm needs to be used in conjunction with the valve rod head, valve rod, camshaft and valve spring to ensure the normal operation of the engine valve.
• Lubrication and cooling of the rocker arm are also key elements of its normal operation.
• The rocker arm bears a small load when the engine is started and idled, but it will face greater pressure and stress under high speed and large load.