2026 KPMI Full Catalog V1 - Flipbook - Page 74
HD EVO SPORTSTER 883cc 2004-'21
®
™
HARLEy-DAVIDSON
Valves • Black Diamond™ • Black Nitroneg Stems • Special Conversion Valves for 883cc to 1200cc 2004-'20
Tulip
KPMI P/N
Type
Head Diameter
Stem
Diameter
Radius
Angle
20-20550
Intake
1.715"
43.56mm
0.2760"
R0.236
20-20555
Exhaust
1.480"
37.59mm
0.2755"
R0.500
O. L.
Remarks
23°
4.580"
Conversion
Valve
40°
4.660”
Conversion
Valve
Valve Guide Seals • Tophat
Stem Diameter
7.0mm
O.L
0.974"
Seal O.D.
Seal Style
1.457"
Designed for these guide specs
B
C
--0.700"
A
0.560”±0.005”
3
Part Number
Type
Intake
Exhaust
D
---
Quantity
Pkg. of 4
Pkg. of 8
Pkg. of 16
Pkg. of 50
Pkg. of 100
71030-4
71030-8
71030-16
71030-50
71030-100
Quantity Discount
0%
0%
Less- 10%
Less- 15%
Less- 20%
Valve Guide Seals • Viton®
Stem Diameter
7.0mm
O.L
0.510"
Seal O.D.
Seal Style
0.665"
Designed for these guide specs
B
C
D
----0.375”
Quantity
Pkg. of 4
Pkg. of 8
Pkg. of 16
Pkg. of 50
Pkg. of 100
A
0.560”±0.002”
Part Number
5
71028-4
71028-8
71028-16
71028-50
71028-100
Type
Intake
Exhaust
Quantity Discount
0%
0%
Less- 10%
Less- 15%
Less- 20%
Use with Kibblewhite® Spring Kits on O.E.M. or Kibblewhite® Valve Guides
Valve Guides • Use O.E.M. Style or KPMI® Seals • Shortened for .655” Lift
KPMI P/N
Size
20-24570
Std.
Type
A
B
C
D
E
Intake
0.685”
0.735”
0.702”
1.305”
0.615”
0.2760” 0.5625” / Std.
Exhaust
0.685”
0.735”
0.920”
1.305”
0.615”
0.2755” 0.5625” / Std.
2
Kit Includes
In Std. Mng. Guides
1
KPMI P/N
Size
20-24571
+0.001”
G
Ex Std. Mng. Guides
O.E.M. Style Seal (Pkg. of 4)
Type
A
B
C
D
E
Intake
0.685”
0.735”
0.702”
1.305”
0.615”
0.2760” 0.5635” / O/S
Exhaust
0.685”
0.735”
0.920”
1.305”
0.615”
0.2755” 0.5635” / O/S
2
Kit Includes
2
F
In O/S Mng. Guides
1
2
F
G
Ex O/S Mng. Guides
O.E.M. Style Seal (Pkg. of 4)
Standard or +.001” Oversized manganese valve guides, kited with seals at a savings.
Keeper Set • O.E.M. Replacement
B
KPMI P/N
Style
A
B
C
D
E
Quantity
Rep. HD®
OEM P/N
51016-4
Triple Radius
Bead
0.275
7.0º
---
0.345"
0.290”
4Pr.
18260-02
D
A
E
56
order 650-557-2046
The bead height is referenced from the minor diameter of the keeper to the center of the bead.
