Page 573 - 2019-2020 Racecar Engineering Circle Track Parts and Accessories Catalog

Circle Track Valve Springs
3$& RIIHUV WKUHH VHULHV RI GXDO VSULQJ YDOYH VSULQJ DVVHPEOLHV IRU FLUFOH WUDFN UDFLQJ DSSOLFDWLRQV 7KH HFRQRPLFDO VHULHV LV
VWDQGDUG +3 SURFHVVHG ZLWK JRRG IDWLJXH OLIH VHULHV 1DQR 3HHQ VSULQJV KDYH VXUIDFH HQKDQFHPHQWV DQG IXOO FKDPIHULQJ IRU
H[WUHPH UHOLDELOLW\ 3UHPLXP VHULHV DUH SROLVKHG JROG FRORUHG 1DQR 3HHQ VSULQJV HQJLQHHUHG IRU H[WUHPH HQJLQH VSHHGV DQG
UDGLFDO FDPVKDIW SUR¿OHV 6ROG LQ VHWV RI
Outer Outer Middle Inner Installed Open Spring Coil Max.
Part No. OD ID OD ID Height Load Rate Bind Lift
1200 Series
PACPAC-1203 1.260" .860" — .624" 145 @ 1.800" 511 @ 1.200" 610 1.115" .650"
PACPAC-1216 1.260" .876" Damper .786" 115 @ 1.800" 350 @ 1.300" 470 1.048" .500"
PACPAC-1227 1.539" 1.125" Damper .731" 200 @ 1.950" 550 @ 1.250" 500 1.130" .700"
PACPAC-1237X 1.274" .900" — .630" 200 @ 1.800" 585 @ 1.110" 550 1.045" .700"
PACPAC-1239 1.550" 1.126" Damper .720" 220 @ 2.050" 625 @ 1.300" 540 1.180" .800"
PACPAC-1243 1.550" 1.136" — .812" 240 @ 1.900" 625 @ 1.200" 550 1.100" .700"
PACPAC-1280X 1.282" .860" Damper .655" 92 @ 1.80" 285 @ 1.300" 386 1.181" .500"
1300 Series
PACPAC-1340 1.500" 1.085" — .790" 250 @ 2.03" 614 @ 1.250" 467 1.180" .780"
PACPAC-1342 1.574" 1.100" — .826" 250 @ 2.050" 655 @ 1.250" 506 1.200" .800"
PACPAC-1371 1.374" 1.100" — .716" 150 @ 1.950" 455 @ 1.250" 436 1.190" .700"
PACPAC-1385 1.564" 1.150" Damper .744" 250 @ 2.000" 670 @ 1.200" 525 1.140" .800"
PACPAC-1395 1.574" 1.150" Damper .744" 265 @ 2.000" 705 @ 1.200" 550 1.150" .800"
1500 Series A B C
PACPAC-1572 1.510" 1.086" — .774" 180 @ 1.980" 650 @ 1.180" 588 1.110" .800"
RPM Series Crate Motor Chrome Moly Spring Seats
“Cheater” Valve Springs Dimensions
'HVLJQHG VSHFL¿FDOO\ IRU SRSXODU *0 ³ ´ DQG Part No. Thickness A B C
³ ´ FUDWH PRWRUV 530 VHULHV YDOYH VSULQJV RIIHU PACPAC-S138 .060" 1.270" .615" N/A
LQFUHDVHG HQJLQH 530 V FRPSDUHG WR VWRFN *0 FUDWH PACPAC-S103 .060" 1.550" .770" .575"
PACPAC-S104
.635"
.770"
1.550"
.060"
PRWRU VSULQJV 6ROG LQ VHWV RI
PACPAC-S110 .060" 1.500" .715" .570"
Installed Open Spring Coil Max PACPAC-S126 .060" 1.500" .715" .630"
Part No. Description O.D. I.D. Height Load Rate Bind Lift
PACPAC-1210X “602” Spring 1.245" .891" 87 @ 1.700" 212 @ 1.270" 291 1.128" .450" A B
PACPAC-1212X “604” Spring 1.355" .910" 125 @ 1.750" 315 @ 1.250" 380 1.180" .550" C
Chrome Moly Spring Cups
Valve Spring Retainers Dimensions
2IIHUHG LQ VHULHV 3DFDOR\ WRRO VWHHO RU D C Part No. Thickness A B C
OLJKWZHLJKW VHULHV 7L WLWDQLXP B A PACPAC-C202 .060" 1.625" 1.525" .640"
Dimensions Lock Gram PACPAC-C204 .060" 1.670" 1.575" .640"
Part No. A B C D Angle Weight
600 Series Pacaloy Tool Steel Spring Installed Height Gauge
PACPAC-R614 1.450" 1.140" .735" N/A 10° 15.9 PACPAC-T902
PACPAC-L8038 1.30" .940" .680" N/A LS (7°) 17.0
500 Series Ti-17 Titanium 0HDVXUH YDOYH VSULQJ KHLJKWV TXLFNO\ DFFXUDWH-
PACPAC-R505 1.400" 1.090" .780" N/A 10° 14.8 O\ DQG HIIHFWLYHO\ 6WDQGDUG PRGHO LV PDGH IURP
PACPAC-R514 1.475" 1.140" .735" N/A 10° 14.8 GXUDEOH VWDLQOHVV VWHHO DQG LQFOXGHV ¿QH WKUHDGV
PACPAC-R517 1.325" .990" .700" N/A 10° 11.8 IRU LQFUHDVHG DFFXUDF\ 0HDVXUHV
PACPAC-R540 1.400" 1.080" .770" N/A 8° 13.6 LQVWDOOHG KHLJKWV
Valve Locks
/LJKWZHLJKW ƒ YDOYH ORFNV DUH GHVLJQHG IRU XVH
ZLWK YDOYHV WKDW XVH WUDGLWLRQDO VTXDUH NHHSHU
JURRYHV /RFNV SURYLGH D VWDQGDUG LQVWDOOHG KHLJKW
$YDLODEOH LQ WLWDQLXP DQG VWHHO 6ROG LQ VHWV RI
Valve Lock Groove Installed
Part No. Stem Size Angle Type Height Material
PACPAC-L8005 11/32" 10° Square Std. Titanium
PACPAC-L8025 11/32" 10° Square Std. Steel
PACPAC-L8028 11/32" 10° Square +.050" Steel
PACPAC-L8036 11/32" 8° Square Std. Steel
PACPAC-L8038 11/32" 8° Square +.050" Steel
PACPAC-L8092 3/8" 10° Square Std. Steel
PACPAC-L8133** 11/32" 8° Square Std. Steel
PACPAC-L8146 11/32" 7° Square Std. Steel
** Mini-8 Lock Type
ROGER CHAPMAN JOHNNY B
2019-20 CIRCLE TRACK PARTS AND ACCESSORIES 569