Page 131 - 2018 Racecar Engineering Open Wheel Parts and Accessories Catalog

Titanium 10° Retainers
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MYVT [OL ÄULZ[ (3 = HSSV` MVY TH_PT\T Z[PɈULZZ HUK TPUPTHS ^HYWHNL :LL JOHY[ MVY KPTLUZPVUZ :VSK PU
sets of 16.
Dimensions
Lock Valve Valve Spring
Part No. Description Angle Stem Size Diameter A B C
COM720-16 Double Lightweight Retainer 10° All 1.500"-1.550" .798" 1.198" 1.437"
COM729-16 Double Super Lock Retainer 10° All 1.500"-1.550" .730" 1.135" 1.500"
COM730-16 Double Super Lock Retainer 10° All 1.437"-1.500" .700" 1.065" 1.437"
COM731-16 Double Interference Super Lock Retainer 10° All 1.500"-1.550" .800" 1.100" 1.437"
COM732-16 Double Super Lock Retainer 10° All 1.500"-1.550" .710" 1.110" 1.500"
COM733-16 Double Super Lock Retainer 10° All 1.625" .765" 1.180" 1.500"
COM735-16 Triple Super Lock Retainer 10° All 1.625" .870" 1.180" 1.500"
COM738-16 Double Super Lock Retainer 10° All 1.500"-1.550" .730" 1.120" 1.500"

Valve Locks Valve Stem Oil Seals
‡ 3VJRZ HYL YLJVTTLUKLK MVY SPNO[ ]HS]L ZWYPUN Seals prevent oil from entering the com bus tion
SVHKZ =HS]L SVJRZ HYL H]HPSHISL PU OHYKLULK VY JOHT ILY <ZL 6 YPUN ZLHS ^P[O Z[HUKHYK YL[HPULY
WYLTP\T THJOPULK Z[LLS ]LYZPVUZ MVY ^LHY YLZPZ[HUJL HUK VɈLY [OL HUK VPS ZWSHZO ZOPLSK <ZL \TIYLSSH ZLHSZ ^P[O SHYNLY [OHU
ZHTL HJJ\YH[L ]HS]L ZWYPUN SVJH[PVU HZ :\WLY 3VJRZ ^P[O UV ULLK [V Z[VJR KPHTL[LY ZWYPUNZ HUK WVZP[P]L Z[VW 7;-, ZLHSZ MVY KV\ISL
JOHUNL [V ‡ YL[HPULYZ :VSK PU ZL[Z VM WHPY WPLJLZ ZWYPUNZ 7;-, ZLHSZ YLX\PYL THJOPUPUN" V[OLYZ KV UV[
Lock Valve Guide Valve
Part No. Description Angle Stem Size Part No. Description Size Stem Size
COM600-16 Hardened Steel, Single Groove 7° 5/16" COM500-16 Positive Stop PTFE .530" 5/16"
COM601-16 Hardened Steel, Single Groove 7° 11/32" COM501-16 O-Ring Stock 11/32"
COM502-16 Umbrella Stock 11/32"
COM503-16 Positive-Type PTFE .530" 11/32"
Super Locks COM506-16 Triple Spring Viton .494" 11/32"
:\WLY 3VJRZ HYL THJOPULK ^P[O H ‡ HUNSL MVY COM529-16 Metal Body Viton .530" 11/32"
better load distribution over the retainer to eliminate “pull through”.
:\WLY 3VJRZ Ä[ HU` *VTW ‡ YL[HPULY :VSK PU ZL[Z VM WHPY
WPLJLZ Valve Spring Shim Variety Packs
Lock Valve Part No. Thickness Quantity OD
Part No. Description Angle Stem Size COM4753 .015", .030", .060" 16 Each Size 1.250"
COM611-16 Lock With Lash Cap Recess 10° 11/32" COM4754 .015", .030", .060" 16 Each Size 1.437"
COM613-16 Lock Without Lash Cap Recess 10° 11/32" COM4755 .015", .030", .060" 16 Each Size 1.480"
Lock +.050" Install Height COM4757 .015", .030", .060" 16 Each Size 1.500"
COM614-16 10° 11/32"
Without Lash Cap Recess COM4756 .015", .030", .060" 16 Each Size 1.640"
COM618-16 Lock With Lash Cap Recess 10° .310"
Lock - .050" Install Height
COM630-16 10° 11/32" Valve Spring Seat Cups
With Lash Cap Recess
And Locators
Comp Cams’ spring seat cups and loca-
Titanium Super Locks [VYZ JHU ^P[OZ[HUK [OL L_ [YLTL ZWYPUN WYLZZ\YLZ HUK OPNO 974
4HU\MHJ[\YLK MYVT SPNO[^LPNO[ `L[ K\YHISL generated by modern race engines. Hardened alloy seats protect the
head and shim. They also locate and hold the spring in place. Sold
[P[HUP\T 3VJRZ PUJS\KL H ‡ HUNSL HUK Ä[ in sets of 16.
HU` *VTW ‡ YL[HPULY :VSK PU ZL[Z VM WHPY WPLJLZ
Fits Fits
Lock Valve Part No. Description Thk. ID OD Spring OD Spring ID
Part No. Description Angle Stem Size COM4700-16 Spring Seat Cup .060" .640" 1.670" 1.565" –
COM638-16 Lock With Lash Cap Recess 10° 11/32" COM4702-16 Spring Seat Cup .060" .640" 1.730" 1.650" –
COM4704-16 Spring Seat Cup .060" .640" 1.570" 1.475" –
COM4708-16 Spring Seat Cup .060" .640" 1.780" 1.690" –
Stud Girdles COM4759-16 Spring Locator .060" .570" 1.550" – .810"
Stud girdles are made COM4770-16 Spring Locator .060" .585" 1.500" – .690"
of rugged 6061-T6 COM4771-16 Spring Locator .060" .570" 1.550" – – .690"
COM4772-16 Spring Locator .060" .570" 1.550"
.750"
aluminum, and tie the COM4773-16 Spring Locator .060" .630" 1.550" – .750"
rocker studs together for COM4774-16 Spring Locator .060" .570" 1.625" – .765"
alignment and durability. COM4775-16 Spring Locator .060" .630" 1.625" – .765"
Sold in pairs. Complete COM4776-16 Spring Locator .060" .570" 1.550" – .790"
^P[O U\[Z COM4777-16 Spring Locator .060" .630" 1.550" – .790"
Part No. Description Stud Size COM4778-16 Spring Locator .060" .570" 1.550" – .730"
COM4004 SB Chevy Spring Loaded 7/16" COM4780-16 Spring Locator .060" .630" 1.550" – .730"
COM4007 SB Chevy Solid Bar 3/8" COM4781-16 Spring Locator .060" .570" 1.550" – .715"
COM4009 SB Chevy Solid Bar 7/16" COM4782-16 Spring Locator .060" .630" 1.550" – .715"
COM4783-16 Spring Locator .060" .630" 1.550" – .690"
COM4784-16 Spring Locator .060" .570" 1.550" – .735"
COM4785-16 Spring Locator .060" .570" 1.550" – .810"
COM4786-16 Spring Locator .060" .570" 1.635" – .870"
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