Page 20 of 2009 Factory Performance Parts by Proform Parts

valve train rocker arms aluminum stud girdles extruded aluminum roller-rocker arms cast chrome moly roller-rocker arms stud girdles reduce flex and part breakage increased valvetrain rigidity helps minimize energy loss each set comes with aluminum stabilizers and poly locks two pieces per set fits chevytm small block 66950 for use with 3/8 stud 66951 for use with 7/16 stud fits chevytm big block 66981 for use with 7/16 stud rid your engine of internal friction with roller-tipped rocker arms the race-proven full needle bearing fulcrum and roller tip not only unleash horsepower they also lengthen valve train component life and reduce wear and tear on valve stem tips precision machined to insure consistency and ratio accuracy 16 extruded aluminum roller rockers and 16 poly locks fits chevy small block engines 66907 1.5 ratio 3/8 stud 66907c 1.5 ratio 3/8 stud 66908 1.6 ratio 3/8 stud 66908c 1.6 ratio 3/8 stud 66909 1.5 ratio 7/16 stud 66909c 1.5 ratio 7/16 stud 66910 1.6 ratio 7/16 stud 66910c 1.6 ratio 7/16 stud 66920c 1.5 ratio 3/8 stud 8 pcs 1.6 ratio 3/8 stud 8 pcs these rocker arms are cast of tough chrome moly alloy perfect for the average street engine more rigid and durable than the stock stamped variety roller tip reduces friction fits chevy small block engines 66933c 1.5 ratio 3/8 stud 66925c 1.6 ratio 3/8 stud 66926c 1.5 ratio 3/8 stud self aligning 66927c 1.6 ratio 3/8 stud self aligning stamped roller-tip rocker arms chevy guide plates the super affordable way to reduce internal valve train friction and valve stem wear extra long slot eliminates rocker to stud interference when using high lift cams 16 rockers anti-gall grooved balls and nuts per package fits chevy small block engines 66906b 1.5 ratio 3/8 stud 66906c 1.5 ratio 3/8 stud 66922 1.6 ratio 3/8 stud 66922c 1.6 ratio 3/8 stud fits chevrolet small block engines 5/16 hardened these precision stampings are carefully formed for exact fit each guide plate has been heat treated to increase the hardness and minimize wear 8 pieces per package 66880 5/16 s/b flat 66881 5/16 s/b raised ls1/ls6 shaft mount/pedestal mount 67940 1.7 ratio 67941 1.8 ratio screw-in 16-pc rocker stud sets stamped stock long-slot rocker arms fits chevy s/b and ford 66870c 3/8 studs fits chevy s/b b/b 66871c 7/16 studs fits chevy small block engines w center hold-down valve covers 66914 1.5 ratio 3/8 stud self aligning 66914c 1.5 ratio 3/8 stud self aligning 66915 1.6 ratio 3/8 stud self aligning 66915c 1.6 ratio 3/8 stud self aligning fits chevy big block engines 66913 1.7 ratio 7/16 stud 66913c 1.7 ratio 7/16 stud fits ford small block engines 66911 1.6 ratio 3/8 stud 66911c 1.6 ratio 3/8 stud 66912 1.6 ratio 7/16 stud 66912c 1.6 ratio 7/16 stud fits ford alum s/b pedestal mt 77 94 302ho 351w hyd roller cams 66879 1.6 ratio 5/16 stud 66878 1.7 ratio 5/16 stud heavy-duty extruded aluminum rollerrocker arms for use when roller tip is not required proven oem quality extra long slot eliminates rocker to stud interference when using high lift cams 16 rockers grooved balls and nuts per package fits chevy small block engines 66905 1.5 ratio 3/8 67300 1.6 ratio 3/8 poly locks for roller-rocker arms designed for up to 10,000 rpm this heavy duty design features an oversized body and fulcrum with a triangulated profile for additional rigidity and strength accommodates most oversized valve springs american-made roller bearings are in self-contained bearing-cups for extra low friction wear each set includes 16 extruded aluminum roller rockers and 16 poly locks if you would like to order a single roller rocker please use your applicable part number and add a p at the end ie 67708p fits chevytm small block engines 66928 1.5 ratio 3/8 stud 66928c 1.5 ratio 3/8 stud 66929 1.6 ratio 3/8 stud 66929c 1.6 ratio 3/8 stud 66930 1.5 ratio 7/16 stud 66930c 1.5 ratio 7/16 stud 66931 1.6 ratio 7/16 stud 66931c 1.6 ratio 7/16 stud fits ford 302 boss 351c 429-460 66861c 1.73 ratio 7/16 stud fits most extruded aluminum rocker arms 16 per package 66935 3/8 66936 7/16 rocker pushrod kits rocker long slot heat-treated pushrod kit fits chevy small block engines 66923c 1.5 ratio 3/8 stud fits chrysler supplied with hardened shaft and hardware 66869 1.5 ratio for s/b 66868 1.5 ratio for b/b fits oldsmobile 350-455 66860c 1.6 ratio 7/16 stud fits amc 287-401 67480 1.6 ratio 3/8 stud fits pontiac 265-455 67481 1.5 ratio 7/16 stud 67482 1.65 ratio 7/16 stud 18 some items may not be legal for sale or use in california or on any pollution controlled vehicle.

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