Page 479 - 2021-22 Auto Performance_Circle Track
P. 479
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.
Part No. Type
GM LS Valve Spring Kits
Diameter
Installed Height
Open Coil
Height Bind Notes
Steel Retainers KMOK-7410 machined from premium quality steel, heat
KMOK-700
Single Silicon
1.265"
120 lbs. @ 1.700"
375 lbs. @ 1.150"
1.050"
Up to .500" Lift
KMOK-750
Single H-11
1.265"
130 lbs. @ 1.700"
395 lbs. @ 1.150"
1.050"
Up to .610" Lift
KMOK-800
Double Silicon
1.460"
165 lbs. @ 1.850"
495 lbs. @ 1.150"
1.085"
Up to .700" Lift
KMOK-850
Double Silicon
1.550"
135 lbs. @ 1.900"
430 lbs. @ 1.225"
1.160"
Up to .630" Lift
KMOK-900
Double H-11 without Damper
1.550"
240 lbs. @ 1.850"
645 lbs. @ 1.150"
1.090"
Up to .700" Lift
KMOK-950
Double H-11 with Damper
1.550"
245 lbs. @ 2.000"
690 lbs. @ 1.300"
1.150"
Up to .750" Lift
KMOK-1000
Double H-11 with Damper
1.625"
240 lbs. @ 1.900"
740 lbs. @ 1.200"
1.090"
Up to .750" Lift
KMOK-1000H
Double H-11 with Damper
1.625"
265 lbs. @ 2.000"
825 lbs. @ 1.200"
1.090"
Up to .850" Lift
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
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.
Part No. Description
Valve Locks KMOK-6110 K-Motion valve locks are fully ma-
11/32" valves and feature the more de-
sets of 16.
Part No.
Valve Spring Type Application
Dimensions
KMOK-775S
GM LS Valve Spring Kit, Steel Retainers
KMOK-775T
GM LS Valve Spring Kit, Titanium Retainers
caps and are sold in sets of 16 pairs (32 pieces).
MIKE WILLIAMS
SB Chevy Forged Billet H-Beam Connecting Rods
Titanium Retainers KMOK-7320
K-Motion retainers are manufactured from high-strength titanium and offer
Sold in sets of 16.
Part No. Valve Spring Application
Dimensions
Forged, 4340 steel connecting rods are core hardened to increase tensile strength and mag-particle inspected.
Part No. Description Length Housing Bore Pin
Big End Width .940"
Pin End Width 1.010"
Gram Weight 659
K1T012AE25610 SB Chevy LS 6.098"
SB Chevy Forged Steel Crankshaft
K1T012DAD348
2.225" .927"
Crankshaft is constructed from 4340 steel and has undergone core hardening for added durability and mag-particle inspection for superior quality control.
Main Rod
Part No. Description Stroke Journal Journal Flange Weight
KMOK-7410
KMOK-7320
10° Retainers
K-850, K-900, K-950, K-1100, K-1600
K-850, K-900,
K950, K-1100, K-1150, K-1600, K-1650
1.500"
A
1.400"
B
1.060"
.700"
—
A
B
1.110"
C
.710"
D
—
K1T012DAD348
SB Chevy
3.480"
2.450"
2.100"
6-Bolt
53 lbs.
TRACK
CIRCLE 2021-22
477
C
D
