Circle Track Valve Springs 3$&RIIHUVWKUHHVHULHVRIGXDOVSULQJYDOYHVSULQJDVVHPEOLHVIRUFLUFOHWUDFNUDFLQJDSSOLFDWLRQV7KHHFRQRPLFDOVHULHVLV VWDQGDUG+3SURFHVVHGZLWKJRRGIDWLJXHOLIHVHULHV1DQR3HHQVSULQJVKDYHVXUIDFHHQKDQFHPHQWVDQGIXOOFKDPIHULQJIRU H[WUHPHUHOLDELOLW\3UHPLXPVHULHVDUHSROLVKHGJROGFRORUHG1DQR3HHQVSULQJVHQJLQHHUHGIRUH[WUHPHHQJLQHVSHHGVDQG UDGLFDOFDPVKDIWSUR¿OHV6ROGLQVHWVRI
Outer OD
Outer ID
Middle OD
Inner ID
Installed Height
Open Load
Spring Rate
Coil Bind
Max. Lift
Part No.
1200 Series PACPAC-1203 1.260" .860"
— .624" 145 @ 1.800" 511 @ 1.200"
610 1.115" .650" 470 1.048" .500" 500 1.130" .700" 550 1.045" .700" 540 1.180" .800" 550 1.100" .700" 386 1.181" .500" 467 1.180" .780" 506 1.200" .800" 436 1.190" .700" 525 1.140" .800" 550 1.150" .800"
PACPAC-1216 1.260" .876" Damper PACPAC-1227 1.539" 1.125" Damper
.786" 115 @ 1.800" 350 @ 1.300" .731" 200 @ 1.950" 550 @ 1.250"
PACPAC-1237X 1.274" .900"
— .630" 200 @ 1.800" 585 @ 1.110"
PACPAC-1239 1.550" 1.126" Damper
.720" 220 @ 2.050" 625 @ 1.300"
PACPAC-1243 1.550" 1.136" — .812" 240 @ 1.900" 625 @ 1.200"
PACPAC-1280X 1.282" .860" Damper
.655" 92 @ 1.80" 285 @ 1.300"
1300 Series PACPAC-1340 1.500" 1.085" — .790" 250 @ 2.03" 614 @ 1.250" PACPAC-1342 1.574" 1.100" — .826" 250 @ 2.050" 655 @ 1.250" PACPAC-1371 1.374" 1.100" — .716" 150 @ 1.950" 455 @ 1.250"
PACPAC-1385 1.564" 1.150" Damper PACPAC-1395 1.574" 1.150" Damper
.744" 250 @ 2.000" 670 @ 1.200" .744" 265 @ 2.000" 705 @ 1.200"
A B C
1500 Series PACPAC-1572 1.510" 1.086" — .774" 180 @ 1.980" 650 @ 1.180"
588 1.110" .800"
RPM Series Crate Motor “Cheater” Valve Springs
Chrome Moly Spring Seats
Dimensions
Part No.
Thickness
A
B
C
'HVLJQHGVSHFL¿FDOO\IRUSRSXODU*0³´DQG ³´FUDWHPRWRUV530VHULHVYDOYHVSULQJVRIIHU LQFUHDVHGHQJLQH530 VFRPSDUHGWRVWRFN*0FUDWH PRWRUVSULQJV6ROGLQVHWVRI
PACPAC-S138 PACPAC-S103 PACPAC-S104 PACPAC-S110 PACPAC-S126
.060" .060" .060" .060" .060"
1.270" 1.550" 1.550" 1.500" 1.500"
.615" .770" .770" .715" .715"
N/A
.575" .635" .570" .630"
Installed Height
Open Load
Spring Rate
Coil Bind
Max Lift
Part No.
Description O.D.
I.D.
PACPAC-1210X “602” Spring 1.245" .891" 87 @ 1.700" 212 @ 1.270" 291 1.128" .450" PACPAC-1212X “604” Spring 1.355" .910" 125 @ 1.750" 315 @ 1.250" 380 1.180" .550"
A B C
Chrome Moly Spring Cups
Valve Spring Retainers 2IIHUHGLQVHULHV3DFDOR\WRROVWHHORU OLJKWZHLJKWVHULHV7LWLWDQLXP
Dimensions
D C B A
Part No.
Thickness
A
B
C
PACPAC-C202 PACPAC-C204
.060" .060"
1.625" 1.670"
1.525" 1.575"
.640" .640"
Dimensions
Lock Angle
Gram Weight
Part No.
A
B
C
D
Spring Installed Height Gauge PACPAC-T902 0HDVXUHYDOYHVSULQJKHLJKWVTXLFNO\DFFXUDWH - O\DQGHIIHFWLYHO\6WDQGDUGPRGHOLVPDGHIURP GXUDEOHVWDLQOHVVVWHHODQGLQFOXGHV¿QHWKUHDGV IRULQFUHDVHGDFFXUDF\0HDVXUHV LQVWDOOHGKHLJKWV
600 Series Pacaloy Tool Steel PACPAC-R614 500 Series Ti-17 Titanium PACPAC-R505 PACPAC-L8038 1.30"
1.450" 1.140"
.735" N/A 10° 15.9 .680" N/A LS (7°) 17.0
.940"
1.400" 1.090" 1.475" 1.140"
.780" N/A 10° 14.8 .735" N/A 10° 14.8 .700" N/A 10° 11.8 .770" N/A 8° 13.6
PACPAC-R514 PACPAC-R517 PACPAC-R540
1.325"
.990"
1.400" 1.080"
Valve Locks /LJKWZHLJKWYDOYHORFNVDUHGHVLJQHGIRUXVH ZLWKYDOYHVWKDWXVHWUDGLWLRQDOVTXDUHNHHSHU JURRYHV/RFNVSURYLGHDVWDQGDUGLQVWDOOHGKHLJKW $YDLODEOHLQWLWDQLXPDQGVWHHO6ROGLQVHWVRI
Valve Stem Size 11/32" 11/32" 11/32" 11/32" 11/32"
Lock Angle
Groove Type
Installed Height
Part No.
Material
PACPAC-L8005 PACPAC-L8025 PACPAC-L8028 PACPAC-L8036 PACPAC-L8038 PACPAC-L8092 PACPAC-L8133** PACPAC-L8146 ** Mini-8 Lock Type
10° 10° 10°
Square Square
Std. Std.
Titanium
Steel
Square +.050" Steel
8° 8° 8° 7°
Square
Std.
Steel
Square +.050" Steel
3/8"
10°
Square Square Square
Std. Std. Std.
Steel Steel Steel
11/32" 11/32"
ROGER CHAPMAN
JOHNNY B
569
2019-20 CIRCLE TRACK PARTS AND ACCESSORIES
Made with FlippingBook flipbook maker