Page 552 - 2021-22_EngineCatalogAP

VALVE SPRING RETAINERS
Steel Valve Spring Retainers
Part No.
PAC Racing
300 Series Chrome Moly
Retainer/Spring
Valve "A" Stem O.D.
"B" "C" O.D. O.D.
Qty.
16 16 16 16 16 16 16 16 16 16 16 16 16 16
16 16 16 16 16 16 16
A B C
PACPAC-R311 PACPAC-R312 PACPAC-R313 PACPAC-R315 PACPAC-R317 PACPAC-R333 PACPAC-R334 PACPAC-R335 PACPAC-R346 PACPAC-R349 PACPAC-R355 PACPAC-R362 PACPAC-R363 PACPAC-R387
7°, 1.290", Beehive
7°, 0.943" Beehive Spring
10° 1.445" Beehive Spring
10°, 1.575",Dual Spring
10°, 1.374" Dual Spring
7°, 1.104" Beehive Spring
7°, 1.244", Dual
7°, GM LS 1.304" Dual Spring
7°, Ford Modular, 0. 873" Beehive Spring 8°, 1.260" Dual Spring
7°, 1.280", LS Dual
7°, Ford Modular 1.445" Beehive Spring 7°, GM LS, 1.445" Beehive Spring 10°, 1.540" Dual Spring
Stock 1.035" .640" — All .925" .580" — All 1.115" .721" —
600 Series Pacaloy Tool Steel
PACPAC-R606 PACPAC-R608 PACPAC-R614 PACPAC-R615 PACPAC-R619 PACPAC-R641 PACPAC-R643
10°, 1.550" Dual Spring 10°, 1.474" Dual Spring 10°, 1.574" Dual Spring 10°, 1.550" Dual Spring 8°, 1.574" Dual Spring Mini 8°, 1.550", Dual Spring Mini 8°, 1.454", Beehive
All 1.475"
All 1.1450"
All 1.400"
All .950" .658"
Many of these valve spring retainers are available individually. Replace -16 with a -1.
Titanium Valve Spring Retainers
Valve "A" "B" "C"
PartNo. Retainer/Spring Stem OD OD OD OD Qty.
Comp Cams
COM716-16 COM717-16 COM720-16 COM722-16 COM727-16 COM728-16 COM730-16 COM731-16 COM732-16 COM733-16 COM735-16 COM736-16 COM738-16 COM739-16 COM785-16 COM794-16
Crane Cams
CRN99630-16
Del West
DEL510-LTW-16 DEL515-16 DEL515-LTW-16 DEL526-LTW-16 DEL530B-16 DEL550B-16
Howard Cams
HRC97220
Isky Racing Cams
ISK91-TI ISK92-TI ISK94-TI ISK94-TI/10DEG ISK975-TI
7°, for 7245 Springs 7°, for 26925 Springs 10°, 1.500"-1.550" 10o/1.625" Triple
10°, 1.500"-1.550", Double 10°, 1.250", Single 10°, 1.437"-1.500", Double 10°, 1.500"-1.550", Double 10°, 1.500"-1.550", Double 10°, 1.625", Double 10°, 1.625", Triple 10°, 1.500"-1.550", Triple 10°, 1.500"-1.550", Double 10°, 1.625", Triple 10o, 1.585" Beehive
10°, 1.430"-1.500"
Super 7°, Dual Super 7°, Dual Super 7°, Dual Super 7°, Dual Super 7,° Dual Super 7°, Dual
10°, 1.500-1.550"
7°, 1.560" 7°, 1.560" 7°, 1.560" 10°, 1.560" 7°, 1.625"
All 1.320" All 1.200" All 1.437" All 1.437" All 1.500" All 1.240" All 1.437" All 1.437" All 1.500" All 1.500" All 1.500" All 1.500" All 1.500" All 1.500" All 1.150"
11/32" 1.300"
All 1.375"
11/32", 5/16", 7mm 1.450" 11/32", 5/16", 7mm 1.500" 11/32", 5/16", 7mm 1.450" 11/32" 5/16", 7mm 1.350" 11/32", 5/16", 7mm 1.495" 11/32", 5/16", 7mm 1.500"
All 1.500"
All — All 1.140" All — All — All 1.550"
1.005" .630" .945" .675" 1.100" .800" 1.178" .868" 1.120" .745" .870" .735" 1.065" .730" 1.100" .800" 1.110" .710" 1.180" .765" 1.180" .870" 1.135" .835" 1.120" .730" 1.180" .870"
.725" — 1.050" .640"
1.060" .675"
1.120" .730" 1.140" .745" 1.140" .745" 1.065" .775" 1.155" .835" 1.180" .775"
1.110" .700"
1.110" .720" .740" —
1.145" .820" 1.145" .820" 1.165" .765"
550 2021-22 ENGINE BUILDER CATALOG
All 1.475"
All 1.325"
All .875"
All 1.200"
All 1.300"
All .800"
All 1.200"
All 1.225"
All 1.035"
All 1.035"
All 1.450" 1.122"
All 1.400" 1.090" All 1.350" 1.040" All 1.450" 1.140"
.710" .700" — .600" .680" — — .650" — — .735"
.695" .715" .735" .710" .735" .695" —
1.110" .990" .640" .850" .940" .495" .775" .920" .640" .640"
1.110" 1.140" 1.090"
VALVE SPRINGS AND COMPONENTS
"D"
— 16 — 16 — 16
.637" 16 — 16 — 16 — 16 — 16 — 16 — 16 — 16 — 16 — 16 — 16 — 16 — 16
— 16
— 16 — 16 — 16 — 16 — 16 — 16
16
— 16 — 16 — 16 — 16
16