2026 KPMI Full Catalog V1 - Flipbook - Page 308
YAMAHA SR / TT / XT 500 1976-1981
YAMAHA
®
™
™
KPMI P/N
Type
Max Valve Lift
Installed Height
.515”
1.690"
117#
2
H.T. Steel Retainers
2
H.T. Steel Keeper Pr.
2
CrSi Valve Springs
2
H.T. Steel Spring Shims
™
Valve Spring Kit • High Performance
Seat Pressure Open Pressure
@ Lift
Intake
80-81500
254#
.515"
Exhaust
Kit Includes
This kit supersedes KPMI® spring only kit 80-0514, which is no longer available
Retainer Set • H. T. Steel
KPMI P/N
Type
Material
Intake
80-80350
H.T. Steel
Exhaust
Set Includes
2
A
B
C
D
E
0.645"
0.765"
0.970"
1.200"
0.905"
H.T. Steel Retainers
2
H. T. Steel Keepers Pr.
Valve Guides • C630 Bronze
F
G
Intake
Exhaust
80-8100
0.3135" 0.5535" / Std.
+0.001”
80-8101
+0.010”
80-8110
Use O.E.M. valve guide seal
YAMAHA SR / TT / XT 550 / 600 1982-1995
®
™
™
™
Valve Spring Kit • High Lift
KPMI P/N
Type
Max Valve Lift Installed Height
Seat Pressure
Open Pressure
@ Lift
70#
197#
.438"
Intake
80-80241
.438”
1.220"
Exhaust
Kit Includes
4
Titanium Retainers
4
CrSi Valve Springs
4
H. T. Steel Basewashers
YAMAHA XJ 650 / 700 1980-1984
®
™
Valve Spring Kit • Lightweight Racing
KPMI P/N
Type
Max Valve Lift Installed Height
Seat Pressure
Open Pressure
@ Lift
75#
200#
.440"
Intake
80-80200
.440”
1.335"
Exhaust
290
Kit Includes
order 650-557-2046
8
Titanium Retainers
8
CrSi Valve Springs
8
H. T. Steel Keeper Pr.
