2026 KPMI Full Catalog V1 - Flipbook - Page 194
KAWASAKI KZ / Z1 900 1973-1977
®
™
™
KAWASAKI
Valve Spring Only Kit • High Performance
KPMI P/N
Type
Max Valve Lift
Installed Height
.425"
1.330"
Seat Pressure Open Pressure
@ Lift
Intake
40-0449
90#
245#
.425"
Exhaust
Kit Includes
8
CrSi Valve Springs
Retainer Set • O.E.M. Replacement • Titanium for Valve Spring Only Kit 40-0449
KPMI P/N
Type
Intake
40-1008M
Exhaust
Material
Quantity
Remarks
Titanium
Pkg. of 8
O.E.M. Style
Valve Spring Only Kit • High Performance
KPMI P/N
Type
Intake
40-1016
Exhaust
Kit Includes
Max Valve Lift
Installed Height
.475"
1.330"
KPMI P/N
Type
Intake
40-1007
Exhaust
Kit Includes
Max Valve Lift
Installed Height
.490"
1.320"
KPMI P/N
Max Valve Lift
Installed Height
.565"
1.405"
Type
Intake
40-1014
Exhaust
Kit Includes
Seat Pressure Open Pressure
90#
8
265#
@ Lift
.475"
CrSi Valve Springs
Seat Pressure Open Pressure
95#
8
269#
@ Lift
.490"
CrSi Valve Springs
8
Seat Pressure Open Pressure
105#
305#
@ Lift
.565"
CrSi Valve Springs
Retainer Set • Shim On Bottom • Titanium for Valve Spring Only Kits 40-1016, 40-1007, and 40-1014
KPMI P/N
Type
Intake
40-1008
Exhaust
Material
Quantity
Titanium
Pkg. of 8
Use with Kibblewhite® "Shim On Bottom" Style Tappets # 40-1013 with this retainer.
Valves • White Diamond® • Hard Chrome Stems
KPMI P/N
Type
Head Diameter
Stem Diameter
Tulip
O. L.
Remarks
40-4180H
Intake
36.00mm
1.417"
0.2745"
23º
3.615"
40-4181H
Intake
37.50mm
1.476"
0.2745"
23º
3.615"
Standard
Oversize
(max w/ stock seat)
40-4183H
Exhaust
30.00mm
1.181"
0.2745"
29º
3.555"
40-4184H
Exhaust
31.00mm
1.220"
0.2745"
29º
3.555"
Standard
Oversize
(max w/ stock seat)
Valve Guides • C630 Bronze
176
order 650-557-2046
A
0.440"
B
0.490"
C
0.785”
D
1.165"
E
0.495"
0.440"
0.490"
---
1.240"
0.495"
F
G
0.2745" 0.4752" / Std.
+0.002”
+0.004”
+0.006”
+0.015”
+0.027”
0.2745" 0.4752" / Std.
+0.002”
+0.004”
+0.006”
+0.015”
Intake
Exhaust
40-0478
40-0479
40-0480
40-0481
40-4036
40-0499
40-0482
40-0483
40-0484
40-0485
40-4037
