2026 KPMI Full Catalog V1 - Flipbook - Page 57
HD SHOVELHEAD 74" 1966-1977
®
™
KPMI P/N
Material
O. D.
I. D.
O. L.
Remarks
Quantity
20-20570
Manganese Bronze
0.897"
0.788"
1.065"
Standard
Pkg. of 2
20-20572
Manganese Bronze
0.899"
0.788"
1.065"
+0.002”
Pkg. of 2
20-20580
Manganese Bronze
0.897"
0.788"
1.065"
Standard
Pkg. of 1
20-20582
Manganese Bronze
0.899"
0.788"
1.065"
+0.002”
Pkg. of 1
Harley-DaviDson
Wrist Pin Bushings • Engine Builder Series • Manganese Bronze
Made from Manganese Bronze to exact tolerances, these bushings will meet or exceed 昀椀tment and wear ability of all other replacement style bushings
available.
Wrist Pin Bushings • High Performance • Nickel Bronze Alloy
KPMI P/N
Material
O. D.
I. D.
O. L.
Remarks
Quantity
20-0645
C630 Bronze
0.897"
0.788"
1.065"
Standard
Pkg. of 1
KPMI® has developed what we believe to be the highest quality wrist pin bushings available. Our wrist pin bushings are machined from a solid Nickel Bronze alloy,
with an exceptional Rockwell hardness rating. These bushings are a must for high performance applications.
Valve Seats • Powdered Metal
O. D.
KPMI P/N
Type
I. D.
Height
Quantity
10-SC550
Intake
54.97mm
2.164”
44.45mm
1.750”
11.43mm
0.450”
Pkg. of 1
10-SC523
Exhaust
52.32mm
2.060"”
39.67mm
1.562”
11.43mm
0.450”
Pkg. of 1
KPMI’s proprietary seat material is compatible with leaded and unleaded fuels including methanol and ethanol fuel blends. This material o昀昀ers excellent thermal
characteristics and resists microwelding that leads to seat and valve face recession. Leading edge has generous radius to ease installation.
Clutch Springs
KPMI P/N
Description
A
B
C
Quantity
20-0789
Replace 38075-68
0.439”
0.629”
1.718”
Pkg. of 10
Manufactured from high quality chrome silicon wire, they are designed to supply 20% more plate load than stock springs.
Dowel • Cone • Oversize
KPMI P/N
Material
OD 1
OD 2
O/S
O. L.
Quantity
O/S-Rep.
S&S PN
O/S-Rep.
HD® OEM P/N
83240-4
H.T.
Steel
0.250”
0.252”
0.520”
Pkg. of 4
50-8022
366
39
Please see new KPMI® Steel Cylinder Dowels listed in HD® Tool section (Pg.93)
Visit us at www.kpmi.us
