Valve Springs K-Motion valve springs are coiled from the very best silicon or H-11 tool steel available for superior depend- ability. Sold in sets of 16. To order a single spring, add -1 to the end of the part number.
Installed Height
Open Height
Coil Bind
Part No.
Type
Diameter
Notes
KMOK-700 KMOK-750 KMOK-800 KMOK-850 KMOK-900 KMOK-950 KMOK-1000 KMOK-1000H
Single Silicon Single H-11 Double Silicon Double Silicon
1.265" 120 lbs. @ 1.700" 375 lbs. @ 1.150" 1.050" Up To .500" Lift 1.265" 130 lbs. @ 1.700" 395 lbs. @ 1.150" 1.050" Up To .610" Lift 1.460" 165 lbs. @ 1.850" 495 lbs. @ 1.150" 1.085" Up To .700" Lift 1.550" 135 lbs. @ 1.900" 430 lbs. @ 1.225" 1.160" Up To .630" Lift 1.550" 240 lbs. @ 1.850" 645 lbs. @ 1.150" 1.090" Up To .700" Lift 1.550" 245 lbs. @ 2.000" 690 lbs. @ 1.300" 1.150" Up To .750" Lift 1.625" 240 lbs. @ 1.900" 740 lbs. @ 1.200" 1.090" Up To .750" Lift 1.625" 265 lbs. @ 2.000" 825 lbs. @ 1.200" 1.090" Up To .850" Lift
Double H-11 Without Damper Double H-11 With Damper Double H-11 With Damper Double H-11 With Damper
Steel Retainers KMOK-7410 Offered in 10° version, steel retainers are ma- chined from premium quality steel, heat-treated DQGLQFOXGHDEODFNR[LGH¿QLVK6ROGLQVHWVRI 16.
GM LS Valve Spring Kits Engineered exclusively for GM LS applications, drop-in valve spring kits are suited to engines with up to .660" valve lift. Premium, M300 1.300" diameter
Dimensions
Valve Spring Application
double valve springs offer 155 lbs. of seat pressure at 1.780" installed height, 380 lbs. of open spring pressure at 1.180" and coil bind at 1.070". Kits are sold complete with choice of steel or lightweight titanium retainers, valve locks, spring locators and valve seals. Valve springs may also be purchased separately. Part No. Description KMOK-775S GM LS Valve Spring Kit, Steel Retainers KMOK-775T GM LS Valve Spring Kit, Titanium Retainers KMOK-775 GM LS Valve Springs Only Valve Locks KMOK-6110 K-Motion Valve Locks are fully machined DQGKHDWWUHDWHG/RFNV¿WDOOYDOYHV and feature the more desirable 10° angle that helps eliminate the “pull through" problem common to standard 7° locks. Locks include a recess for lash caps and are sold in sets of 16 pair (32 pieces).
Part No.
Type
A
B
C
D
K-850, K-900, K950, K-1100, K-1150, K-1600, K-1650
10° Retainers
KMOK-7410
1.400" 1.060" .700" —
Titanium Retainers KMOK-7320
K-Motion Retainers are manufactured from high-strength titanium and offer an additional .050" installed height over standard retainers. Used with 10° locks. Sold in sets of 16.
Dimensions
Part No.
Valve Spring Application
A
B
C
D
KMOK-7320 K-850, K-900, K-950, K-1100, K-1600
1.500" 1.110" .710" —
SB Chevy Forged Steel Crankshaft K1T012DAD348 Crankshaft is constructed from 4340 steel and has under- gone core hardening for added durability and mag-particle inspection for superior quality control.
SB Chevy Forged Billet H-Beam Connecting Rods K1T012AD25600 Forged, 4340 steel connecting rods are core hard- ened to increase tensile strength and mag-particle LQVSHFWHG5RGVDUH¿WWHGZLWK$53IDVWHQHUV DQG¿QLVKKRQHG&HQWHUWRFHQWHUGLPHQVLRQV are held within +/-.001" and journals are honed to 5RGVDUHEXVKHGIRUIXOOÀRDWLQJZULVWSLQV Sold in sets of eight.
Part No. Gram Weight K1T012AD25600 SB Chevy 2.225" .927" .940" 1.010" 635 Description Housing Bore Pin Big End Width Pin End Width
Main Journal
Rod Journal
Part No. Flange Weight K1T012DAD348 SB Chevy 3.480" 2.450" 2.100" 6-Bolt 53 lbs. Description Stroke
460 2019-20 CIRCLE TRACK PARTS AND ACCESSORIES
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