VALVE SPRING SHIMS
Valve Spring Shims Part No. Thickness
I.D.
O.D.
Qty.
Crane Cams CRN99046-1
.015" .030" .060"
.635" .703" .703"
1.640" 1.480" 1.480"
16 32 32
CRN99051-1 CRN99052-1
Isky Racing Cams ISK404
.062"
.675"
1.016"
16
Manley
MAN03273-50 MAN03276-50
.030" .060"
.645" .645"
1.625" 1.625"
50 50
PAC Racing Springs PACPAC-KS92
.015", .020", .030", .050" .015", .020", .030", .050"
.645" .570" .615" .615" .570" .570" .570"
1.500" 1.500" 1.040" 1.040" 1.500" 1.250" 1.250"
16 Ea. 16 Ea.
PACPAC-KS94 PACPAC-S181 PACPAC-S183 PACPAC-S184 PACPAC-S188 PACPAC-S189
.015" .030" .050" .050" .030"
16 16 16 16 16
Valve Spring Shim Kits Part No. Thickness
O.D.
Qty.
Comp Cams COM4753
.015", .030", .060" .015", .030", .060" .015", .030", .060" .015", .030", .060" .015", .030", .060"
1.250" 1.437" 1.480" 1.640" 1.500"
16 each 16 each 16 each 16 each 16 each
COM4754 COM4755 COM4756 COM4757
COM4756
Isky Racing Cams ISK6SHIMKIT
.010", .015", .020", .030"
1.250"
118 Pcs.
PAC Racing
PACPAC-KS93
.015", .020", .030", .050"
1.250"
16 each
VALVE SPRING RETAINERS
Steel Valve Spring Retainers
Valve Stem
“A” O.D.
“B” O.D.
“C” O.D.
A B C
Part No.
Retainer/Spring
Qty.
Chevrolet Performance GMP10241744
7°, Single Spring 7°, Single, Vortec 7°, Single, LT1/LT4
Stock Stock Stock
1.132" 1.055" 1.055"
.866" .640" .640"
— 1 — 1 — 1
GMP19169661 GMP19171528 GMP19303149 Comp Cams COM703-16
7°, GM LS
8mm — — — 8
10°, 1.185" Beehive
All All All All
1.185" 1.185" .930" 1.400" 1.500" 1.230" 1.400" 1.400" .930" .930" 1.400" 1.000" 1.300" 1.500" 1.500" 1.030" .930" 1.050" .900"
1.150" .725" 16 1.150" .725" 16 1.040" .690" 16 1.115" .690" 16 .870" .650" 16 1.060" .690" 16 .630" — 24 1.060" .690" 16 .945" .675" 16 1.050" .690" 16 1.070" .690" 16 1.115" .690" 16 1.115" .690" 16 .640" — 16 .630" .630" — 32 — 16
COM705-16 COM710-24 COM740-16 COM741-16 COM742-16 COM743-16 COM744-16 COM701-32 COM701-16 COM713-16 COM747-16 COM775-16 COM780-16 COM782-16 COM787-16 COM792-16 COM795-16 COM799-32
10°, 1.185" +.050" (#703)
7°, 0.959"
Stock
10°, 1.437" - 1.500" 10°, 1.500"-1.550"
7°, 1.250"
11/32" 11/32" 3/8" Stock Stock Stock Stock 3/8" 11/32" 11/32" Stock 11/32" Stock All
7°, 1.437"-1.500"
7°, 1.437"
7°, GM Duramax ,.959"-1.013" 7°, Duramax 6.6L, Service 1 Head 7°, 1.320" #26925 Beehive, GM LS, Gen III
8mm 1.200"
10°, 1.437 -1.500"
COM761-16 7°/ 1.055" #26915/26918 Beehive Springs, 5.7L Hemi
7°, 1.430"-1.460" 7°, 1.500"-1.550" 7°, 1.500"-1.550"
7°, Beehive Style 1.055"
.640" .630"
— 16 — 16
7°, 0.959"
10°, 1.095" #26210 Beehive 7°, .943", #26123 Beehive
— .645" 16
.570"
— 32
548 2021-22 ENGINE BUILDER CATALOG
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