VALVE SPRING CUPS/LOCATORS
Valve Spring Cups/Locators
“A” Dia.
“B” Dia.
“C” Dia.
Part No.
Description
Thickness Qty.
PAC Racing PACPAC-S135 Chrome Moly Steel Spring Seat 1.270" PACPAC-S111 Chrome Moly Steel Spring Seat 1.270" PACPAC-S128 Chrome Moly Steel Spring Seat 1.270" PACPAC-S112 Chrome Moly Steel Spring Seat 1.450" PACPAC-S113 Chrome Moly Steel Spring Seat 1.450" PACPAC-S119 Chrome Moly Steel Spring Seat 1.500" PACPAC-S127 Chrome Moly Steel Spring Seat 1.500" PACPAC-S110 Chrome Moly Steel Spring Seat 1.500" PACPAC-S126 Chrome Moly Steel Spring Seat 1.500" PACPAC-S103 Chrome Moly Steel Spring Seat 1.500" PACPAC-S134 Chrome Moly Steel Spring Seat 1.500" PACPAC-S129 Chrome Moly Steel Spring Seat 1.550" PACPAC-S130 Chrome Moly Steel Spring Seat 1.550" PACPAC-S104 Chrome Moly Steel Spring Seat 1.550" PACPAC-S105 Chrome Moly Steel Spring Seat 1.550" PACPAC-S101 Chrome Moly Steel Spring Seat 1.550" PACPAC-S109 Chrome Moly Steel Spring Seat 1.650"
PACPAC-S132
.680" .870" .600" .980" .980" .855" .715" .715" .715" .770" .715" .680" .820" .770" .700" .855" .630"
.570" .570" .520" .570" .630" .575" .630" .570" .630" .575" .630" .520" .575" .635" .575" .575" .570"
.060" .060" .060" .060" .060" .060" .060" .060" .060" .060" .060" .060" .060" .060" .060" .060" .060"
16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16
VALVE SPRINGS I.D. LOCATOR
A B C
A B C
VALVE SPRINGS O.D. LOCATOR
ROTATOR ELIMINATORS
Chevy Big Block Part No.
Description
Thickness
Qty.
Comp Cams COM4698-8 Crane Cams CRN99459-8 COM4779-8
Big Block Chevy Rotator Eliminators Big Block Chevy Rotator Eliminators
.300" .300"
8 8
Big Block Chevy Rotator Eliminators
.300"
8
VALVE SPRING SHIMS
Valve Spring Shims Part No. Thickness
I.D.
O.D.
Qty.
Comp Cams COM4736-16 COM4737-16 COM4738-16 COM4739-16
.015" .015" .015" .015" .015" .030" .030" .030" .030" .030" .060" .060" .060" .060"
.814" .645" .765" .645" .635" .814" .645" .765"
1.250" 1.437" 1.480" 1.500" 1.640" 1.250" 1.437" 1.480" 1.500" 1.640" 1.437" .520" 1.480" 1.500" 1.640" .520" .520"
16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16
COM4740-16 COM4742-16 COM4743-16 COM4744-16 COM4745-16 COM4746-16 COM4749-16 COM4717-16 COM4750-16 COM4751-16 COM4752-16 COM4763-16 COM4788-16
.645" .635" .645" 1.300" .765" .645" .650" 1.300" 1.300"
.015" LS Series
.030" LS Series .060" LS Series
547 2021-22 ENGINE BUILDER CATALOG
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