18" ID x 1"
countersunk 1/4" mounting holes
Used to upgrade 40-54 plumber style intake of 1200cc Knuckle & Pans to the more reliable seal of the 55-65 style O-ring system
If your near vision is flagging and you need a little help to “see the fine print”
Complete outer & inner primary cover gasket sets including all necessary O-rings and seals
CHROME SOCKET-HEAD MOTOR MOUNT BOLT KIT SMOOTH 515107 18" ID x 1"Chrome Bolt SetSocket head bolt sets to meet virtually any custom need Complete motor sets for 07 and later Big Twin include bolts for primary, cam, cam sensor, derby, rocker box, transmission top, transmission side, lifter block and clutch covers Complete motor sets for 87 94 Big Twin include bolts for cam, primary, point, clutch, inspection and chain covers, lifter base, inner primary, top front and rear motor mounts, timing plug and header mount