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Motor Parts Knucklehead 1936-1947

Motor Parts For Harley-Davidson Knuckleheads 1936-1947
1112-36 Threaded Cylinder Head to Manifold Intake Nipple Colony USA 9513-1

1112-36 Threaded Cylinder Head to Manifold Intake Nipple Colony USA 9513-1

$ 20.73Sold Out
16770-36 Old 12-36 Copper Head Gaskets for Knuckleheads

16770-36 Old 12-36 Copper Head Gaskets for Knuckleheads

$ 19.50
16770-36A OR 12-36 KNUCKLEHEAD TEFLON HEAD GASKETS

16770-36A OR 12-36 KNUCKLEHEAD TEFLON HEAD GASKETS

$ 4.00
16770-36B Old 12-36 Knucklehead Teflon Head Gaskets USA

16770-36B Old 12-36 Knucklehead Teflon Head Gaskets USA

$ 15.95
16807-36 Old 14-36 Head Bolt Parkerized

16807-36 Old 14-36 Head Bolt Parkerized

$ 6.08
16807-36 Old 14-36 Parkerized Head Bolt Kit 9725-20 Colony USA

16807-36 Old 14-36 Parkerized Head Bolt Kit 9725-20 Colony USA

$ 64.09Sold Out
16814-40 Old 14-40 Parkerized Head Bolt Set 9726-20 Colony USA

16814-40 Old 14-40 Parkerized Head Bolt Set 9726-20 Colony USA

$ 64.09
16814-40A Old 14-40 Parkerized Head Bolt Set CP1035 3127-20 Colony USA

16814-40A Old 14-40 Parkerized Head Bolt Set CP1035 3127-20 Colony USA

$ 76.99
16853-38C Old 2806-38C 1940-1947 Chrome Knucklehead Top Motor Mount USA

16853-38C Old 2806-38C 1940-1947 Chrome Knucklehead Top Motor Mount USA

$ 57.80
17475-38 Old 120-38 Rocker Arm Oil Seal USA Made

17475-38 Old 120-38 Rocker Arm Oil Seal USA Made

$ 7.95
17535-38 Old 175-38 Gasket for Tin Rocker Arm Covers USA

17535-38 Old 175-38 Gasket for Tin Rocker Arm Covers USA

$ 1.95
17537-38 Old 175-38A Gasket for Tin Rocker Arm Covers USA

17537-38 Old 175-38A Gasket for Tin Rocker Arm Covers USA

$ 1.95
17539-38 Old 175-38B Gasket for Tin Rocker Arm Covers USA

17539-38 Old 175-38B Gasket for Tin Rocker Arm Covers USA

$ 1.95
17905-36A Old 131-36 Pushrod Kit for 74 in.³ Knuckleheads

17905-36A Old 131-36 Pushrod Kit for 74 in.³ Knuckleheads

$ 93.78
17947-36 Old 140-36 Push Rod Cover Spring USA

17947-36 Old 140-36 Push Rod Cover Spring USA

$ 1.30
18071-36 Old 163-36 Intake Valve Nitride

18071-36 Old 163-36 Intake Valve Nitride

$ 25.96
18071-36X Old 163-36 1/8" Oversize Intake Valve Nitride

18071-36X Old 163-36 1/8" Oversize Intake Valve Nitride

$ 24.95
18081-36 Old 165-36 Exhaust Valve

18081-36 Old 165-36 Exhaust Valve

$ 24.95
18081-36X Old 165-36 Oversize Exhaust Valve

18081-36X Old 165-36 Oversize Exhaust Valve

$ 24.95
18203-36 Old 168-36 Complete Replacement Knucklehead Valve Springs Set

18203-36 Old 168-36 Complete Replacement Knucklehead Valve Springs Set

$ 121.95
18228-36 Old 172-36 Valve Spring Retainer Keys Set Both Cylinders USA Made

18228-36 Old 172-36 Valve Spring Retainer Keys Set Both Cylinders USA Made

$ 13.45
18228-36 Old 172-36 Valve Springer Keepers USA

18228-36 Old 172-36 Valve Springer Keepers USA

$ 15.50
1940-1947 COMPLETE KNUCKLEHEAD PARKERIZED PUSH ROD COVER KIT USA MADE!

1940-1947 COMPLETE KNUCKLEHEAD PARKERIZED PUSH ROD COVER KIT USA MADE!

$ 149.32
1940-1947 KNUCKLEHEAD CHROME PUSHROD COVER KIT COMPLETE

1940-1947 KNUCKLEHEAD CHROME PUSHROD COVER KIT COMPLETE

$ 149.32
22141-55 - 22196-55 1200cc 74ci High Compression Pistons - STD-+.070 Bore/8.5:1 Ratio

22141-55 - 22196-55 1200cc 74ci High Compression Pistons - STD-+.070 Bore/8.5:1 Ratio

$ 91.95
22141-74 1200cc 74ci Low Compression Pistons - 3.437 STD - +040 in. Bore/7.5:1 Ratio

22141-74 1200cc 74ci Low Compression Pistons - 3.437 STD - +040 in. Bore/7.5:1 Ratio

$ 91.95
22325-55C 1200CC 74CI Piston Rings STD - +.070 Bore CAST USA MADE

22325-55C 1200CC 74CI Piston Rings STD - +.070 Bore CAST USA MADE

From $ 38.95
22325-55M 1200CC 74CI Piston Rings STD - +.070 MOLY USA MADE

22325-55M 1200CC 74CI Piston Rings STD - +.070 MOLY USA MADE

From $ 50.95
23962-40 Old 348-40 Standard Crank Pin Jim's USA

23962-40 Old 348-40 Standard Crank Pin Jim's USA

$ 134.19
23966-36 Old 366-36 Crank Pin Nuts Colony USA 7109-2

23966-36 Old 366-36 Crank Pin Nuts Colony USA 7109-2

$ 12.83
23971-41 Old 369-41 Crank Pin Lock Plate Colony USA 2412-6

23971-41 Old 369-41 Crank Pin Lock Plate Colony USA 2412-6

$ 6.03
23972-36 Old 372-36 .055 Crank Pin Thrust Washers USA

23972-36 Old 372-36 .055 Crank Pin Thrust Washers USA

$ 21.50
23972-36B Old 372-36 .060 Crank Pin Thrust Washers USA

23972-36B Old 372-36 .060 Crank Pin Thrust Washers USA

$ 16.95
23973-41 Old 369-41 .055 Thrust Washer Steel USA

23973-41 Old 369-41 .055 Thrust Washer Steel USA

$ 19.90
23973-41A .060 Steel Crank Pin Thrust Washer USA

23973-41A .060 Steel Crank Pin Thrust Washer USA

$ 19.90
23973-41B Old 372-41 .055 Bronze Thrust Washer USA

23973-41B Old 372-41 .055 Bronze Thrust Washer USA

$ 25.90
23973-41B Old 372-41 6506 .060 Flywheel Thrust Washer USA

23973-41B Old 372-41 6506 .060 Flywheel Thrust Washer USA

$ 25.50
23985-12 Old 361-12 Pinion Shaft Key USA

23985-12 Old 361-12 Pinion Shaft Key USA

$ 2.90
23985-18 Old Crank Pin Key USA

23985-18 Old Crank Pin Key USA

$ 1.60
24001-30 Old 352-30 Sprocket Shaft Jims USA

24001-30 Old 352-30 Sprocket Shaft Jims USA

$ 87.60
24003-30 Old 2050-30 Motor Sprocket Nut 7101-1 Colony USA

24003-30 Old 2050-30 Motor Sprocket Nut 7101-1 Colony USA

$ 11.58
24007-39 Pinion Shaft Jims USA

24007-39 Pinion Shaft Jims USA

$ 142.09
24010-39 Pinion Shaft Gear Standard

24010-39 Pinion Shaft Gear Standard

$ 27.54
24015-36 Old 370-36 Pinion And Sprocket Shaft Lock Plate Kit 2384-4 Colony USA

24015-36 Old 370-36 Pinion And Sprocket Shaft Lock Plate Kit 2384-4 Colony USA

$ 4.03
24023-36 Old 364-36 Original Style Sprocket Shaft Nut 2286-1 Colony USA

24023-36 Old 364-36 Original Style Sprocket Shaft Nut 2286-1 Colony USA

$ 6.77
24100-17 Old 358-17A Steel Flywheel Thrust Washer Set USA

24100-17 Old 358-17A Steel Flywheel Thrust Washer Set USA

$ 48.00
24101-17 Old 358-17 Flywheel Thrust Washer Steel .060 USA

24101-17 Old 358-17 Flywheel Thrust Washer Steel .060 USA

$ 5.58
24102-17 Old 358-17B Flywheel Thrust Washer Steel .066 USA

24102-17 Old 358-17B Flywheel Thrust Washer Steel .066 USA

$ 5.58
24104-17 Old 358-17C Flywheel Thrust Washers Steel .070 USA

24104-17 Old 358-17C Flywheel Thrust Washers Steel .070 USA

$ 5.58
24106-17 Old 358-17D Flywheel Thrust Washers Steel .074 USA

24106-17 Old 358-17D Flywheel Thrust Washers Steel .074 USA

$ 5.58