2026 KPMI Full Catalog V1 - Flipbook - Page 357
SEATS (HIGH CHROME)
TOOLS & COMPONENTS
Seat Application
Replacement Valve Seats For Shovel Head 1200 &1340
KPMI PN
Type
Outside Diameter
Inside Diameter
Thickness
10-HC493
Intake / Exhaust
1.944”
1.575”
0.400”
10-HC542
Intake / Exhaust
2.135”
1.750”
0.400”
Oversize Seats for Shovel, Evolution & Twin Cam- Machining Required
KPMI PN
Type
Outside Diameter
Inside Diameter
Thickness
10-HC414
Intake / Exhaust
1.630”
1.180”
0.385”
10-HC447
Intake / Exhaust
1.757”
1.410”
0.430”
10-HC478
Intake / Exhaust
1.882”
1.530”
0.410”
10-HC510
Intake / Exhaust
2.008”
1.610”
0.440”
10-HC518
Intake / Exhaust
2.040”
1.700”
0.425”
10-HC526
Intake / Exhaust
2.070”
1.610”
0.450”
10-HC541
Intake / Exhaust
2.132”
1.800”
0.460”
10-HC549
Intake / Exhaust
2.163”
1.750”
0.455”
Iron Head Sportster
KPMI PN
Type
Outside Diameter
Inside Diameter
Thickness
10-HC446
Intake / Exhaust
1.757”
1.371”
0.315”
10-HC525
Intake / Exhaust
2.068”
1.750”
0.315”
Milwaukee-Eight
KPMI PN
Type
Outside Diameter
Inside Diameter
Thickness
10-HC350
Intake / Exhaust
1.378”
1.024”
0.434”
10-HC360
Intake / Exhaust
1.417”
1.023”
0.394”
10-HC360S
Intake / Exhaust
1.417”
1.023”
0.354”
10-HC370
Intake / Exhaust
1.457”
1.102”
0.394”
10-HC370S
Intake / Exhaust
1.457”
1.102”
0.354”
10-HC445
Intake / Exhaust
1.752”
1.417”
0.394"
10-HC445S
Intake / Exhaust
1.752”
1.417”
0.354"
10-HC447
Intake / Exhaust
1.757”
1.410”
0.430”
KPMI PN
Type
Outside Diameter
Inside Diameter
Thickness
10-HC350
Intake / Exhaust
1.378”
1.024”
0.434”
10-HC440
Intake / Exhaust
1.732”
1.410”
0.430”
10-HC462
Intake / Exhaust
1.820”
1.375”
0.450”
10-HC494
Intake / Exhaust
1.945”
1.375”
0.440”
10-HC573
Intake / Exhaust
2.257”
1.550”
0.500”
10-HC477
Intake / Exhaust
1.880”
1.435”
0.410”
339
Universal Repair Seat
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