Multiquip 12311Z6L800 Cover Cylinder Head - OEM Replacement Part

The cylinder head cover protects the valve train and upper engine components on Honda GX630RHKAF engines used in Multiquip vibratory rollers. This cover seals the cylinder head assembly to prevent contamination and oil leaks while providing access for valve adjustments and routine maintenance. The AR14H ride-on roller utilizes a Honda GX630RHKAF air-cooled engine rated at 20 hp at 3,200 rpm, making this cover a critical component for maintaining proper engine operation during asphalt compaction and site preparation work.

Replacement of a damaged or leaking cylinder head cover is essential to prevent dirt and debris intrusion into the valve mechanism, which can lead to premature wear and engine failure. Signs that replacement is needed include visible cracks, oil seepage around the gasket area, or loss of engine oil between service intervals. This cover must maintain a proper seal to ensure the engine lubrication system functions correctly during demanding compaction operations.

Compatible Multiquip Models:

• AR14H Vibratory Ride-On Roller

Genuine Multiquip OEM part, sold by an authorized dealer.