Catalog: Engine Components & Gaskets | |
| blocks are machined from a block of solid 7075-t651 with a tensile strength of 83 ... are machined to the center line of the cam and hold to about .002 of an inch also ... tappets leaving a clearance of .035 roller to block free play blocks have a mirror ... sold as a set tappet covers for twin-cam style engines the perfect finishing ... touch for any stock or s&s twin-cam style engine these new s&s twin-cam ... tappet covers for 1999 to present twin-cam style crankcases zodiac racing jims ... tappet bore size for use with evolution cams please note blocks are not polished but ... of mounting screws one set of 1/4 x 20 tpi screws for late 1976 thru 1984 models ... and a set 1/4 x 24 tpi for 1966 thru early 1976 models 131180 ... | |
