Page 286 - 2019-2020 Racecar Engineering Circle Track Parts and Accessories Catalog

Nitro Carb Steel Rocker Arms Aluminum Rocker Arm Adjusting Nuts
Use where rules require stock type rockers . Billet steel lock nuts are for use with roller-tip, nee-
Nitro carb steel rockers offer 3 to 5 times dle-bearing aluminum rocker arms. Available in stan-
greater resistance to wear, fatigue, and dard or for use with stud girdles.
fracture in high-stress areas, eliminating Part No. Description Min. Rocker Slot Width Overall Ht.
pushrod cup and fulcrum failures. Rockers Standard Adjusting Nuts
are formed from heat-treated steel and incor- CRN99788-16 3/8"-24 Nuts .550" 1.063"
porate a long slot design. Rockers are not self CRN99790-16 7/16"-20 Nuts .550" .922"
aligning and must be used with pushrod guideplates. Includes oil Stud Girdle Adjusting Nuts
JURRYH SLYRW EDOOV DQG DGMXVWLQJ QXWV 6ROG LQ VHWV RI CRN99810-8 7/16"-20 Nuts .600" 2.013"
Part No. Description Stud Dia. Ratio
CRN11801C-16 SB Chevy 1955-87, Extra Long Slot 3/8" 1.5 Ford Rocker Arm Pedestal Shim Kit
CRN11802C-16 SB Chevy 1955-87, Extra Long Slot 3/8" 1.6 CRN99170-1
'HVLJQHG VSHFL¿FDOO\ IRU )RUG : HQ-
JLQHV ZLWK QRQ DGMXVWDEOH SHGHVWDO PRXQW URFNHU
arms, kit corrects hydraulic lifter preload caused by
Energizer Rocker Arms FDPVKDIW FKDQJH YDOYH MRE KHDG RU EORFN PLOOLQJ ZLWKRXW QHHG
5RFNHUV XVH GLH IRUPHG DOXPLQXP ERGLHV ¿WWHG for shorter pushrods. Kit includes shims to reduce preload by
with needle bearing fulcrums and roller tips. approximately .030", .060", or .090".
Part No. Description Stud Dia. Ratio
CRN11744-16 SB Chevy, 1955-87 3/8" 1.5 Quick-Lock
CRN11745-16 SB Chevy, 1955-87 7/16" 1.5 Valve Train Sta bi liz ers
SB Chevy, 1955-87;
CRN11746-16 3/8" 1.6 Unique stud girdle slash es the time re quired to
SB Ford 221-351W, 1962-00 SHU IRUP YDOYH ODVK DG MXVWPHQWV RU WR LQVWDOO RU UHPRYH
CRN11747-16 SB Chevy, 1955-87; 7/16" 1.6
SB Ford 221-351W, 1962-00 girdle. Made from quality aluminum bar stock and gold
CRN44746-16** SB Ford 255-302, 1977-00 5/16" Bolt 1.7 DQRGL]HG IRU FRUURVLRQ UHVLVWDQFH ,QFOXGHV URFNHU DUP DGMXVWLQJ
** Increased-ratio, pedestal-mount hydraulic applications only. nuts.
Part No. Description
SB Chevy 262-400 And Pontiac/Brodix
Gold Race Extruded Rocker Arms CRN11600-1 With Standard Rocker Stud Spacing, 3/8" Studs
Crane’s Aluminum Rocker Arms are made SB Chevy 262-400 And Pontiac/Brodix
from extruded billet aluminum for maximum CRN11604-1 With Standard Rocker Stud Spacing, 7/16" Studs,
For .600" Wide Top Slot Rocker Arms
strength. Needle bearing fulcrums and roll-
er tips reduce friction and oil temperature Valve Lash Caps
as they increase RPM and horsepower.
Sold in sets of 16. Heat-treated, 8620 steel valve lash caps are used to
improve wear surface or lengthen the valve for
Part No. Description Stud Dia. Ratio
CRN11750-16 SB Chevy, 1955-87 3/8" 1.5 improved geometry.
SB Chevy, 1955-87, Part No. Description
CRN11752-16 7/16" 1.5 CRN99420-16 5/16" Dia. Valve Stems, .162" Tall, .060" Thick
Clearance Spring For 1.630"
SB Chevy, 1955-87, CRN99421-16 11/32" Dia. Valve Stems, .162" Tall, .060" Thick
CRN11755-16 7/16" 1.6 11/32" Dia. Valve Stems,
Clearance For 1.630" Spring CRN99423-8
CRN11759-16 SB Chevy, 1955-87 3/8" 1.6 .210" Tall, .100" Thick, Ford 2300cc SOHC
CRN36757-16* SB Ford, 1962-00 221-351W 7/16" 1.7 Note: Maintain a minimum of .030" clearance from bottom of lash cap to top
CRN86757-16* SB Ford, 1962-00 221-351W 7/16" 1.6 of the valve locks.
* Requires screw-in rocker arm studs, guide plates, and heat-treated push-
rods for installation.
Chrome Moly Pushrods
Pushrods are made from seam-
Steel Rocker Arm CRN99768-16 less 4130 chrome moly steel tub ing,
Adjusting Nuts heat-treated with tensile strength ratings up to 128,000 lbs. Sold
in sets of 16.
/RFNQXWV DUH DYDLODEOH LQ WUDGL-
Description
tional self-locking and Kool Nut, for Part No. 1955-87 Chevy Diameter Length
use with stamped steel rocker arms. CRN11621-16 V-8 262-400, Heat Treated 5/16" 7.765" (Stock)
Kool Nut’s unique design directs a pres- CRN99770-16 1955-87 Chevy
VXUH IHG ÀRZ RI RLO WR WKH SLYRW EDOO 6ROG LQ VHWV RI CRN11622-16 V-8 262-400, Heat Treated 5/16" 7.865" (+.100")
Part No. Description
Kool Nut, 3/8"-24, Super Moly Lube
CRN99768-16
Counterbored To Work With Bottleneck Studs
Kool Nut, 7/16"-20, $ PRO\ GLVXO¿GH EDVHG OX EUL FDQW XQHTXDOHG LQ ZHDU SURWHFWLRQ
CRN99769-16 For use on cam lobes, lifters, and dis trib u tor gears. Recom-
Counterbored To Work With Bottleneck Studs
CRN99770-16 Self Locking, 3/8"-24 mended for all cam in stal la tions.
CRN99771-16 Self Locking, 7/16"-20 Part No. Description
CRN99002-1 2 Ounce Container
CRN99003-1 8 Ounce Container
CRN99004-1 1 Pound Container
282 2019-20 CIRCLE TRACK PARTS AND ACCESSORIES