Page 371 - 2018 Racecar Engineering Drag Racing Parts and Accessories Catalog

Bracket Racing Camshafts For Small Block Chevy
RPM Valve Valve Adv. Duration Lobe
Part No. Application Range Lift Lash Duration @ .050" Center
ISK201292 Hydraulic 2800-7000 .505"/.505" .000"/.000" 292°/292° 244°/244° 108°
ISK201506 Solid 3000-7000 .505"/.505" .030"/.030" 290°/290° 254°/254° 108°
Valve Springs
Part No. Type Color Code O.D. I.D. Seat Pressure Open Pressure Rate Per In. Coil Bind Max. Lift
ISK205-D Single With Damper Yellow 1.260" .886" 115 @ 1.700"` 268 @ 1.210" 310 1.160" .490"
ISK235-D Single With Damper Blue 1.260" .886" 130 @ 1.750" 320 @ 1.200" 350 1.150" .550"
ISK295-D Single With Damper N/A 1.260" .886" 135 @ 1.775" 350 @ 1.175" 360 1.100" .600"
ISK6105 Dual With Damper Red/Org/Yl 1.430" .730" 135 @ 1.812" 315 @ 1.260" 330 1.120" .550"
ISK8005-A Dual With Damper Blue/Org/Yl 1.530" .730" 135 @ 1.875" 395 @ 1.225" 400 1.160" .650"
ISK8005-SP Dual With Damper Blue/Org/Yl 1.530" .730" 150 @ 1.875" 435 @ 1.225" 415 1.160" .650"
ISK8205 Dual With Damper Org/Yl/Brwn 1.530" .730" 140 @ 1.900" 430 @ 1.250" 440 1.170" .650"
ISK8205-SP Dual With Damper N/A 1.530" .730" 150 @ 1.900" 440 @ 1.300" 480 1.150" .650"
ISK9205 Dual With Damper Purple 1.550" .755" 170 @ 1.950" 475 @ 1.250" 435 1.175" .675"
ISK9945 Dual With Damper Gold 1.625" .770" 250 @ 2.020" 675 @ 1.270" 550 1.180" .750"
ISK9985 Dual With Damper Gold 1.560" .740" 245 @ 2.000" 600 @ 1.300" 500 1.200" .700"
ISK9989RAD Dual With Damper — 1.570” .745” 270 @ 2.000” 710 @ 1.200” 570 1.130” .800”
ISK9995 Dual With Damper Gold 1.570" .740" 250 @ 2.030" 625 @ 1.300" 510 1.200" .730"

“Max-Life” Roller Valve Springs Adjustable Guide Plates
New alloy steel, “Max-Life” dual Adjustable Guide Plates can be used in many
valve springs with damper undergo custom applications. Unique, two-piece plates can be adjusted in
nitride heat treating and multi-stage micro-polish- or out. Eight pair per package (enough for one V8).
ing, improving spring longevity. Sets of 16. Part No. Description
Seat Open Coil Max. ISK200-AGP Use With 5/16" Dia. Pushrods
Part No. OD ID Pressure Pressure Rate Bind Lift ISK300-AGP Use With 3/8" Dia. Pushrods
ISK9987-RADML 1.570” .748” 275 @ 2.000” 790 @ 1.200” 644 1.150” .800”
ISK9996-RADML 1.600” .745” 275 @ 2.050” 810 @ 1.200” 625 1.150” .850” Red-Zone Maximum Endurance
Mechanical Roller Lifters
Anti-Pump-Up Hydraulic Lifters ISK202-HY Lifters have Marathon roller bearings, with larger di-
Isky Superlifter is sold in sets of 16 for Chevrolet, Pontiac ameter pins and thicker, shock absorbing outer races.
and 1968-up Olds engines, .842" dia. Include smooth fi nished alloy steel bodies to repel
scuffi ng, and full spectrum, three-point oiling system. Sets of 16.
HPX Gold & Silver Series Needle Part No. Description
and Bushing Hydraulic Roller ISK272-RH SB Chevy, .842" Dia., Centerline
Lifters For Big Block Chevy ISK372-LO-180 SB Chevy, .842" Dia., Ex. Tall Body For Bowtie, 8 Centerline,
4 Each .180" Left And Right Offset
Partnering with Johnson Lifters of Taylor, ISK1271-LSH SB Chevy, .842" Dia., Aluminum Top, Centerline
MI, Isky is now offering the highest quality, ISK1271-LO-150 SB Chevy, .842" Dia., Aluminum Top, 8 Centerline, 4 Each .150"
high performance hydraulic roller lifters avail- Left And Right Offset
able. Sold in sets of 16 for all big block Chevys. ISK1271-LO-185 SB Chevy, .842" Dia., Alum. Top, (8) Centerline,
(8) .185" LH & RH Offset
Maximum Maximum RPM ISK376-RHM-937 BB Chevy, .936" Dia., Centerline, Lightweight
Part No. Pushrod Seat Press. Open Press. Limit Bearing ISK272-96-RH BB Chevy, .842" Dia., Centerline
ISK3977-HYRT 203-96-.500” 185 lbs. 535 lbs. 7,500 Needle ISK372-96-RH BB Chevy, .842" Dia., Ex. Tall Body For Bowtie, Centerline
ISK3975-HYRT 203-96-.500” 185 lbs. 535 lbs. 7,500 Bushing BB Chevy, .842" Dia., Ex. Tall Body For Bowtie, Centerline,
ISK372-96-RH-EZX Epsilon-ZX Solid Bearing Raceway Material
Solid Lifters BB Chevy, .842" Dia., Ex. Tall Body For Bowtie, 8 Centerline,
Hardenable iron and special oiling solid lifters for Chevy. ISK372-96-LO-180 4 Each .180" Left And Right Offset
Lifters have a .024" oil hole EDM-machined through the ISK376-RHM-904 BB Chevy, .903" Dia., Ex. Tall Body For Bowtie, Centerline
ISK3472-RH
BB Chrysler 383-440, .903" Dia., Centerline, Lightweight
cam face for extended cam life. Sets of 16.
Part No. Description EZ-Roll Solid Bushing
ISK202-H Chevrolet V8, Hardenable Iron
ISKSO202-H Chevrolet V8, Special Oiling Mechanical Roller Lifters
Lifters include an ultra low friction solid bush-
Durathon Roller Lifters ing that has the ability to withstand over 1,000 lbs.
Developed using CNC Machine Cell Technol- of valve spring pressure. Choose from E-Z Roll X (1,100 lbs.) or
ogy, lifters incorporate alloy bodies, roller E-Z Roll Max (1,400 lbs.). Sets of 16.
bearing assemblies and permanently attached EZ-Roll X EZ-Roll Max
guide bars. Engineered to fi t standard or raised Description Part No. Part No.
lifter bosses. For naturally-aspirated applica- SB Chevy, .842” Dia., Centerline ISK372RHEZX* —
tions with up to 800 lbs. of maximum open SB Chevy, .842” Dia., (8) Centerline, — ISK1271LO185EZMAX
(8) .185” LH & RH Off.
spring pressure. SB Chevy, .842” Dia., (8) Centerline,
Body Pushrod Seat (8) .180” LH & RH Off. ISK372LO180EZX —
Part No. Application Dia. Location BB Chevy, .903” Dia., Centerline ISK376RHM904EZX* ISK376RHM904EZMAX*
ISK362-RHM SB Chevy .8415” Centerline SB Ford, .874” Dia., Centerline — ISK3972RHEZMAX
ISK366-RHM BB Chevy .8415” Centerline * For extra tall blocks with raised lifter bosses.
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