COMP Cams Spring Seats Eb LS1 Beehive 4861-100 Outsider Garage Idle: 63 db

Idle: 63 db

CS 260XFI HR-13 Good low end and mid-range cam

Base 1964 - 1968 Mercury Montclair Base 1975 Mercury Montego Brougham 1972 - 1973 Mercury Montego GT 1972 - 1976 Mercury Montego MX Brougham 1976 Mercury Montego MX Villager 1968 - 1976 Mercury Montego MX

- Easy Bolt-On Installation

309 Intake/ 0

COMP Cams Spring Seats Eb LS1 Beehive 4861-100 Outsider Garage Idle: 63 dbCOMP Cams Valve Springs, Retainers 4861 100 The older style standard shims will not hold up to the extreme spring pressures and high RPM found in racing engines being built today. COMP Cams offers a simple but effective solution to this problem a thin, hardened steel alloy seat which will not only protect the head and shim but also locate and hold the spring in place. Previously, this part has been available only in a cup form with the retaining