Endurance Plus ™ Valve Springs 7HVWSURYHQIRUUDFLQJPLOHV(QGXUDQFH3OXV6SULQJVIHDWXUHDKLJKHUDOOR\RXWHUVSULQJ³SOXV´VSHFLDOSURFHVVLQJIRULQFUHDVHG GXUDELOLW\([FHOOHQWIRUXVHLQ6SULQWFDUV6XSHU0RGL¿HGV6XSHU/DWH0RGHOV5RDG5DFLQJDQGRWKHUUDFHFDUVUXQQLQJXSWR 5306ROGLQVHWVRI
Color Code
Outer O.D./I.D.
Inner O.D./I.D.
Seat Pressure
Open Pressure
Rate Per In.
Coil Bind
Max. Net Lift
Part No.
Type
ISK8005PLUS Dual With Damper ISK8205PLUS Dual With Damper ISK9365PLUS Dual With Damper ISK9375PLUS Dual With Damper ISK9385PLUS Dual With Damper
— —
1.530"/1.110" 1.005"/.730" 140 @ 1.875" 400 @ 1.275" 420 1.160" .650" 1.530"/1.110" 1.005"/.730" 150 @ 1.900" 420 @ 1.300" 440 1.120" .650" 1.560"/1.040" 1.145"/.740" 235 @ 1.950" 560 @ 1.270" 470 1.170" .680"
Green/Silver/Orange
Natural/Silver/Orange 1.560"/1.040" 1.145"/.740" 230 @ 1.970" 560 @ 1.290" 480 1.190" .680"
Natural/Silver/Red
1.560"/1.040" 1.145"/.740" 245 @ 2.000" 600 @ 1.280" 500 1.180" .720"
Precision Tool Room ™ Valve Springs Test-proven for 1,000 racing miles, Isky Precision Tool Room valve springs feature the highest quality alloy wire and trade-secret HQGXUDQFHSURFHVVLQJ*UHDWIRU6XSHU0RGL¿HGV$5&$[)LQLW\7UXFN&XSDQGDSSOLFDWLRQVXSWR5306ROGLQVHWVRI
Color Code
Outer O.D./I.D.
Inner O.D./I.D.
Seat Pressure
Open Pressure
Rate Per In.
Coil Bind
Max. Net Lift
Part No.
Type
ISK295-D ISK9905 ISK9935 ISK9945 ISK9965 ISK9975 ISK9985 ISK9995
Single With Damper Dual With Damper Dual Damperless Dual With Damper Dual With Damper Dual With Damper Dual With Damper Dual With Damper
–
1.260"/.886"
–
135 @ 1.775" 350 @ 1.175" 360 1.100" .600"
Gold Gold Gold Gold Gold Gold Gold
1.534"/1.120" 1.010"/.740" 165 @ 1.900" 450 @ 1.300" 475 1.160" .600" 1.560"/1.155" 1.153"/.820" 245 @ 1.950" 590 @ 1.250" 490 1.150" .700" 1.625"/1.175" 1.065"/.770" 250 @ 2.020" 675 @ 1.270" 550 1.180" .750" 1.560"/1.145" 1.040"/.740" 245 @ 1.950" 585 @ 1.270" 470 1.170" .680" 1.560"/1.145" 1.040"/.740" 245 @ 1.970" 585 @ 1.290" 480 1.190" .680" 1.560"/1.145" 1.040"/.740" 245 @ 2.000" 600 @ 1.300" 500 1.200" .700" 1.570"/1.145" 1.035"/.740" 250 @ 2.030" 625 @ 1.300" 510 1.200" .730"
RAD-9000 Precision Tool Room Valve Springs ,VN\3UHFLVLRQ7RRO5RRPYDOYHVSULQJVKDYHJRQHRQHVWHSIXUWKHU6SULQJVKDYHXQGHUJRQH5DGLDO'HQVL¿FDWLRQ 5$' WRIXUWKHU PRGLI\WKHVSULQJV SK\VLFDOSURSHUWLHV'HVLJQHGIRUHQGXUDQFHRYDOWUDFNUDFLQJ5$' VSULQJVDUHVROGLQVHWVRI
Outer O.D/I.D.
Inner O.D./I.D.
Seat Pressure
Open Pressure
Rate Per In.
Coil Bind
Max. Net Lift
Part No.
Type
ISK9945-RAD ISK9955-RAD ISK9985-RAD ISK9988-RAD ISK9989RAD ISK9995-RAD ISK9998-RAD ISK9999-RAD
Dual With Damper Dual With Damper Dual With Damper Dual With Damper Dual w/Damper Dual With Damper Dual With Damper Dual With Damper
1.625"/1.175" 1.625"/1.175" 1.650"/1.145" 1.570"/1.145" 1.570"/1.145" 1.600"/1.150" 1.600"/1.150" 1.570"
1.065"/.770" 1.065"/.770" 1.040"/.740" 1.040"/.745" 1.040"/.740" 1.040"/.745" 1.040"/.745" .745"
250 @ 2.020" 265 @ 2.120" 245 @ 2.000" 250 @ 2.000" 270 @ 2.000" 250 @ 2.030" 250 @ 2.050" 250 @ 2.000"
675 @ 1.270" 700 @ 1.320" 600 @ 1.300" 660 @ 1.250" 710 @ 1.200" 625 @ 1.300" 735 @ 1.250" 770 @ 1.200"
550 1.180" .750" 545 1.240" .800" 500 1.200" .700" 550 1.150" .750" 570 1.130" .800" 510 1.200" .730" 600 1.160" .800" 650 1.150" .800"
Pro Sport Fuel Cells Seamless polyethylene cells are housed in choice of red or black pow- GHUFRDWHGVWHHOFRQWDLQHUVDQG¿OOHG with aviation foam. Cap assembly with D-ring bail handle features check valve YHQW$OOFHOOVOLVWHGLQFOXGH$1IXHO SLFNXSDQG$1WLSRYHUYDOYHYHQW
Circle Track Fuel Cells &LUFOHWUDFNFHOOVKDYHUDLVHG¿OOHU necks with a large bail handle on the cap, and a fuel pickup hose located at the ULJKWUHDURIWKHFHOO2QH$1SLFNXSDQGRQH $1YHQWRUUHWXUQOLQHDUHORFDWHGRQWRSRIWKHFHOOV &HOOVDUH¿OOHGZLWKVDIHW\IRDP Part No. Capacity Size JAZ200-008-01 8 Gallon 20" x 15" x 7-1/2" JAZ200-010-01 10 Gallon 25" x 9" x 12" JAZ200-012-01 12 Gallon 17-1/2" x 16" x 10" JAZ200-016-01 16 Gallon 25" x 17" x 10" JAZ200-116-01 16 Gallon 18-1/2" x 18-1/2" x 12" JAZ200-122-01 22 Gallon 33" x 17-3/4" x 10" JAZ200-222-01 22 Gallon 25" x 17" x 14"
Red Container Part No.
Black Container Part No.
Capacity
Size
8 Gallon 20-5/8" x 15-1/2" x 8-3/8" JAZ270-008-06
— —
12 Gallon 18" x 16-1/2" x 10-1/2"
JAZ270-012-06
16 Gallon 16 Gallon 16 Gallon 16 Gallon
26" x 18" x 10" 26" x 18" x 10" 26" x 18" x 10"
JAZ270-016-06 JAZ270-016-01
— JAZ271-016-01*
—
JAZ281-016-06 † JAZ270-116-06
19" x 19" x 12-1/2" — 22 Gallon 25-3/4" x 17-3/8" x 14-1/2" JAZ270-222-06 JAZ270-222-01 22 Gallon 34-1/2" x 18-3/4" x 10-1/2" JAZ270-122-06 — 32 Gallon 26-5/8" x 18-5/8" x 18-5/8" JAZ270-132-06 — * Includes tip-over valve flapper under cap assembly. † Includes 45° flapper filler.
438 2019-20 CIRCLE TRACK PARTS AND ACCESSORIES
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