Page 216 - 2018 Racecar Engineering Engine Parts and Accessories Catalog

VALVE SPRINGS

Valve Springs (Cont.)

Part No. Description OD ID Seat Pressure Qty.
1.600" - 1.677" OD - Cont.
Howard Cams
HRC98738-A Dual Spring 1.625" .860" 250 @ 2.000" 16
Isky Racing Cams
ISK9996-RAD Dual With Damper, Tool Room 1.600" .745" 275 @ 2.050" 16
ISK9999-RAD Dual, With Damper 1.600" .745" 250 @ 2.000" 16
ISK9685 Dual, With Damper, Endurance 1.625" .770" 240 @ 2.000" 16
ISK9945 Dual, With Damper 1.625" .770" 250 @ 2.020" 16
ISK9945-RAD Dual, With Damper 1.625" .770" 250 @ 2.020" 16
ISK9955-RAD Dual, With Damper 1.625" .770" 265 @ 2.120" 16
K-Motion
KMOK-1000 Dual, With Damper, H-11 1.625" — 225 @ 1.900" 16
KMOK-1000H Dual, With Damper, H-11 1.625" — 240 @ 2.000" 16
KMOK-1500 Triple Spring, H-11 1.650" — 260 @ 2.000" 16 MAN221424
Manley
MAN221444-16 Dual Spring 1.610" .842" 235 @ 2.050" 16
MAN221445P-16 Nextek, Dual Spring, Polished 1.620" .852" 280 @ 2.050" 16
MAN221424-16 Dual, Without Damper 1.640" .860" 250 @ 2.000" 16
MAN221424P-16 Nextek, Dual Spring, ,Polished 1.640" .860" 250 @ 2.000" 16
MAN221425-16 NexTek, Dual 1.640" .860" 280 @ 2.100" 16
MAN221454-16 Nextek Dual 1.650" .855" 290 @ 2.000" 16
MAN221448-16 Triple Spring 1.677" .635" 350 @ 2.100" 16
MAN221449-16 Triple Spring 1.677" .632" 350 @ 2.200" 16
MAN221450-16 Triple Spring 1.677" .632" 370 @ 2.200" 16
PAC Racing Springs
PACPAC-1228 Dual Spring 1.625" .851" 280 @ 2.100" 16
PACPAC-1324 Dual Spring 1.625" .851" 275 @ 2.000" 16
PACPAC-1328 Dual Spring 1.625" .851" 280 @ 2.100" 16
PACPAC-1247 Triple Spring 1.645" .635" 290 @ 2.070" 16
PACPAC-1249 Triple Spring 1.645" .635" 385 @ 2.200" 16
PACPAC-1258 Triple Spring 1.645" .635" 350 @ 2.150" 16
PACPAC-1347 Triple Spring 1.645" .635" 290 @ 2.070" 16
PACPAC-1348 Triple Spring 1.645" .635" 332 @ 2.100" 16
PACPAC-1358 Triple Spring 1.645" .635" 350 @ 2.150" 16
PACPAC-1378 Triple Spring, Nano Peen 1.645" .635" 400 @ 2.200" 16
PACPAC-1248 Triple Spring 1.645" .635" 332 @ 2.100" 16
PACPAC-1351H Triple Spring 1.667" .635" 525 @ 2.300" 16
1.681" - 1.710" OD
PAC Racing Springs
PACPAC-1352 Triple Spring 1.681" .635" 480 @ 2.300" 16
PACPAC-1364 Triple Spring, Nano Peen 1.681" .635" 525 @ 2.300" 16
PACPAC-1364L Triple Spring, Nano Peen 1.681" .635" 500 @ 2.200" 16
PACPAC-1353 Triple Spring 1.695" .635" 500 @ 2.300" 16
PACPAC-1366 Triple Spring 1.710" .635" 380 @ 2.550" 15
INNER/LOW TENSION CHECKING SPRINGS

Inner Valve Springs

Part No. Description OD Seat Pressure Qty.
Comp Cams
COM974-16 Inner Spring .937" 32 @ 1.650" 16
COM975-16 Inner Spring .950" 55 @ 1.500" 16

Low Tension Checking Springs
Part No. Description Qty.
Comp Cams
COM4758-2 Checking Springs 2
Crane Cams
CRN99881-2 Checking Springs 2
Moroso
MOR62380 Checking Springs 2

2018 ENGINE BUILDER CATALOG 215