Jesel Rocker Arm Needle Bearing - 3/4 in OD - 9/16 in ID - 1/2 in Long (Pair) Electric Oil Pressure Gauge 1956-1958 Mercury Montclair

1956-1958 Mercury Montclair

exhaust ports are raised

Welded Four-Link Brackets

Howe Original Easy Adjuster Weld Nut (Only)

Jesel Rocker Arm Needle Bearing - 3/4 in OD - 9/16 in ID - 1/2 in Long (Pair) Electric Oil Pressure Gauge 1956-1958 Mercury MontclairProduct Description: Rocker Arm Bearing Needle 3 4 in OD 9 16 in ID 1 2 in Long Pair Dan Jesel realized early on that the success and demand for his high end valvetrain components was in part dependent on huge valve lifts, unheard of spring pressures and rpm that most thought was impossible. So he started on a 10 year quest to perfect the roller lifter. After nearly nine years of R&D and endless testing, Dan brought the first Jesel roller lifters to