Q63-39, Q64-31 / Uncategorized / By mark Click on picture to get more info for the unit. 5 mt. 2 1/4″ x 20 bolts hold solenoid on. Approx. 4″ OD case dia. $48.00 PG 260M. Permanent magnet. 3 torx bolts hold solenoid on $79.00