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Your Headquarters For Harley Davidson After-market Parts
Your Headquarters For Harley Davidson After-market Parts

classic prodgroup Engine - Bottom End

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  • $81.38 - $81.38
    $81.38
    $121.48
    $121.48 - $121.48
    $121.48

    James Engine Gasket Kit 1940 / 1973 G 1940 / 1952 WL

    V-TWIN MANUFACTURING
    In stock

    Kit includes copper embossed head gaskets early and late style side mount oil pump gaskets valve spring cover seals and o-rings tappet gasket c...

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    $81.38 - $81.38
    $81.38
    $121.48
    $121.48 - $121.48
    $121.48
  • Sold out
    $43.53 - $43.53
    $43.53
    $54.43
    $54.43 - $54.43
    $54.43

    Cam Cover Gasket 1937 / 1948 UL

    V-TWIN MANUFACTURING
    Out of stock

    Gear cover gasket for side valve FITMENT 1937 / 1948 UL ACCESSORY ITEMS16-052941-016841-0151

    $43.53 - $43.53
    $43.53
    $54.43
    $54.43 - $54.43
    $54.43
    Sold out
  • $19.86 - $19.86
    $19.86
    $26.38
    $26.38 - $26.38
    $26.38

    Pinion Gasket 1930 / 1936 VL

    V-TWIN MANUFACTURING
    In stock

    Pinion gasket FITMENT 1930 / 1936 VL MEASURMENTSInner Diameter: 20mmOuter Diameter: 14mmACCESSORY ITEMS16-052941-016841-0151

    $19.86 - $19.86
    $19.86
    $26.38
    $26.38 - $26.38
    $26.38
  • $11.86 - $11.86
    $11.86
    $14.96
    $14.96 - $14.96
    $14.96

    Oil Pump Gasket 1936 / 1936 WL 1937 / 1952 WL 1937 / 1973 G 1937 / 1948 UL

    V-TWIN MANUFACTURING
    In stock

    Paper oil pump gasket FITMENT 1936 / 1936 WL 1937 / 1952 WL 1937 / 1973 G 1937 / 1948 UL ACCESSORY ITEMS16-052916-074316-0585

    $11.86 - $11.86
    $11.86
    $14.96
    $14.96 - $14.96
    $14.96
  • $23.24 - $23.24
    $23.24
    $24.28
    $24.28 - $24.28
    $24.28

    Crankcase Relief Gasket 1937 / 1948 UL 1937 / 1952 WL 1937 / 1973 G

    V-TWIN MANUFACTURING
    In stock

    Crankcase relief gasket for side valve FITMENT 1937 / 1948 UL 1937 / 1952 WL 1937 / 1973 G ACCESSORY ITEMS16-052941-016841-0151

    $23.24 - $23.24
    $23.24
    $24.28
    $24.28 - $24.28
    $24.28
  • $19.16 - $19.16
    $19.16
    $21.47
    $21.47 - $21.47
    $21.47

    Tappet Base Gasket 1930 / 1952 WL 1937 / 1973 G 1937 / 1948 UL

    V-TWIN MANUFACTURING
    In stock

    Tappet base gasket for side valve FITMENT 1930 / 1952 WL 1937 / 1973 G 1937 / 1948 UL ACCESSORY ITEMS16-052916-074316-0585

    $19.16 - $19.16
    $19.16
    $21.47
    $21.47 - $21.47
    $21.47
  • $51.10 - $51.10
    $51.10
    $72.84
    $72.84 - $72.84
    $72.84

    Cam Cover Gasket 1937 / 1952 WL 1937 / 1973 G

    V-TWIN MANUFACTURING
    In stock

    James cam cover gasket FITMENT 1937 / 1952 WL 1937 / 1973 G ACCESSORY ITEMS16-052941-016841-0151

    $51.10 - $51.10
    $51.10
    $72.84
    $72.84 - $72.84
    $72.84
  • $32.69 - $32.69
    $32.69
    $36.67
    $36.67 - $36.67
    $36.67

    Tappet Guide Gasket 1940 / 1952 WL 1949 / 1973 G

    V-TWIN MANUFACTURING
    In stock

    James tappet guide gasket for side valve FITMENT 1940 / 1952 WL 1949 / 1973 G ACCESSORY ITEMS16-052916-074316-0585

    $32.69 - $32.69
    $32.69
    $36.67
    $36.67 - $36.67
    $36.67
  • $33.64 - $33.64
    $33.64
    $37.74
    $37.74 - $37.74
    $37.74

    Oil Feed Pump Gasket 1936 / 1936 WL 1937 / 1952 WL 1937 / 1957 G 1937 / 1948 UL

    V-TWIN MANUFACTURING
    In stock

    James oil feed pump gasket for side valve FITMENT 1936 / 1936 WL 1937 / 1952 WL 1937 / 1957 G 1937 / 1948 UL ACCESSORY ITEMS16-052916-074316-0585

    $33.64 - $33.64
    $33.64
    $37.74
    $37.74 - $37.74
    $37.74
  • $31.82 - $31.82
    $31.82
    $35.70
    $35.70 - $35.70
    $35.70

    Pump Base and Cover Gasket 1936 / 1936 WL 45"1937 / 1952 WL 45"1937 / 1973 G 45"1937 / 1948 UL 74 and 80""

    V-TWIN MANUFACTURING
    In stock

    James pump base and cover gasket for side valve FITMENT 1936 / 1936 WL 45"1937 / 1952 WL 45"1937 / 1973 G 45"1937 / 1948 UL 74 and 80""ACCESSORY I...

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    $31.82 - $31.82
    $31.82
    $35.70
    $35.70 - $35.70
    $35.70
  • $27.07 - $27.07
    $27.07
    $34.31
    $34.31 - $34.31
    $34.31

    V-Twin Tappet Gaskets 1936 / 1940 EL 1929 / 1973 G 1941 / 1947 FL

    V-TWIN MANUFACTURING
    In stock

    Tappet Gaskets FITMENT 1936 / 1940 EL 1929 / 1973 G 1941 / 1947 FL ACCESSORY ITEMS16-052941-016841-0151

    $27.07 - $27.07
    $27.07
    $34.31
    $34.31 - $34.31
    $34.31
  • $23.51 - $23.51
    $23.51
    $26.38
    $26.38 - $26.38
    $26.38

    Pinion Shaft Seal Ring Spring 1937 / 1948 UL 74 and 80""

    V-TWIN MANUFACTURING
    In stock

    Pinion shaft seal ring spring FITMENT 1937 / 1948 UL 74 and 80""ACCESSORY ITEMS16-052941-016841-0151

    $23.51 - $23.51
    $23.51
    $26.38
    $26.38 - $26.38
    $26.38
  • $24.16 - $24.16
    $24.16
    $27.11
    $27.11 - $27.11
    $27.11

    Oil Pump Feed Valve Spring 1937 / 1952 WL 45"1937 / 1973 G 45"1937 / 1948 UL 74 and 80" side valve"

    V-TWIN MANUFACTURING
    In stock

    Oil pump feed valve spring FITMENT 1937 / 1952 WL 45"1937 / 1973 G 45"1937 / 1948 UL 74 and 80" side valve"ACCESSORY ITEMS16-052941-016841-0151

    $24.16 - $24.16
    $24.16
    $27.11
    $27.11 - $27.11
    $27.11
  • $23.86 - $23.86
    $23.86
    $24.34
    $24.34 - $24.34
    $24.34

    Oil Pump Bypass Valve Spring 1941 / 1952 WL 45"1941 / 1948 UL 74 and 80" side valves"1941 / 1973 G 45"

    V-TWIN MANUFACTURING
    In stock

    Oil pump bypass valve spring for side valve models FITMENT 1941 / 1952 WL 45"1941 / 1948 UL 74 and 80" side valves"1941 / 1973 G 45"ACCESSORY ITEM...

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    $23.86 - $23.86
    $23.86
    $24.34
    $24.34 - $24.34
    $24.34
  • $22.42 - $22.42
    $22.42
    $25.15
    $25.15 - $25.15
    $25.15

    Pushrod Valve Cover Spring 1939 / 1948 UL 74 and 80" side valves"

    V-TWIN MANUFACTURING
    In stock

    4 piece Valve Cover Spring set FITMENT 1939 / 1948 UL 74 and 80" side valves"ACCESSORY ITEMS16-052941-016841-0151

    $22.42 - $22.42
    $22.42
    $25.15
    $25.15 - $25.15
    $25.15
  • $23.80 - $23.80
    $23.80
    $34.55
    $34.55 - $34.55
    $34.55

    Pinion Shaft Seal Ring 1940 / 1948 UL 74 and 80""

    V-TWIN MANUFACTURING
    In stock

    Pinion shaft seal ring. FITMENT 1940 / 1948 UL 74 and 80""ACCESSORY ITEMS16-052941-016841-0151

    $23.80 - $23.80
    $23.80
    $34.55
    $34.55 - $34.55
    $34.55
  • $23.80 - $23.80
    $23.80
    $34.55
    $34.55 - $34.55
    $34.55

    Pinion Shaft Seal Ring 1939 / 1952 WL 1939 / 1973 G

    V-TWIN MANUFACTURING
    In stock

    Pinion shaft seal ring FITMENT 1939 / 1952 WL 1939 / 1973 G ACCESSORY ITEMS10-062641-016841-015110-0578

    $23.80 - $23.80
    $23.80
    $34.55
    $34.55 - $34.55
    $34.55
  • Sold out
    $59.92 - $59.92
    $59.92
    $72.50
    $72.50 - $72.50
    $72.50

    Oil Pump Bypass Valve Kit 1933 / 1936 VL 1937 / 1948 UL 1941 / 1952 WL 1941 / 1973 G

    V-TWIN MANUFACTURING
    Out of stock

    Oil pump bypass valve kit includes spring plug and screw. FITMENT 1933 / 1936 VL 1937 / 1948 UL 1941 / 1952 WL 1941 / 1973 G ACCESSORY ITEMS4...

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    $59.92 - $59.92
    $59.92
    $72.50
    $72.50 - $72.50
    $72.50
    Sold out
  • $109.17 - $109.17
    $109.17
    $138.44
    $138.44 - $138.44
    $138.44

    Cam Chest Idler Gear 1936 / 1948 UL 1930 / 1936 VL 1937 / 1948 U

    V-TWIN MANUFACTURING
    In stock

    Cam chest idler gear has 42 teeth. FITMENT 1936 / 1948 UL 1930 / 1936 VL 1937 / 1948 U ACCESSORY ITEMS12-019712-091510-080615-0217

    $109.17 - $109.17
    $109.17
    $138.44
    $138.44 - $138.44
    $138.44
  • $23.75 - $23.75
    $23.75
    $29.71
    $29.71 - $29.71
    $29.71

    Oil Pump Adjuster Screw 1941 / 1952 WL 45"1941 / 1973 G 45"1941 / 1948 UL 74 and 80""

    V-TWIN MANUFACTURING
    In stock

    Oil pump adjuster screw FITMENT 1941 / 1952 WL 45"1941 / 1973 G 45"1941 / 1948 UL 74 and 80""MEASURMENTSOverall Length: .930 inchesHead: .359 inch...

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    $23.75 - $23.75
    $23.75
    $29.71
    $29.71 - $29.71
    $29.71
  • $41.38 - $41.38
    $41.38
    $49.70
    $49.70 - $49.70
    $49.70

    Oil Pump Feed Vane 1937 / 1952 WL 45"1937 / 1973 G 45"1937 / 1948 UL 74 and 80""

    V-TWIN MANUFACTURING
    In stock

    Oil pump feed vane FITMENT 1937 / 1952 WL 45"1937 / 1973 G 45"1937 / 1948 UL 74 and 80""ACCESSORY ITEMS16-052941-016841-0151

    $41.38 - $41.38
    $41.38
    $49.70
    $49.70 - $49.70
    $49.70
  • $41.96 - $41.96
    $41.96
    $50.18
    $50.18 - $50.18
    $50.18

    Relief Pipe 1937 / 1952 WL Except 1942 WLA1937 / 1973 G 1937 / 1948 UL 74 and 80""

    V-TWIN MANUFACTURING
    In stock

    Relief pipe with gasket for Side Valve models. Requires 10/32 x 1/2 fillister screw (036).FITMENT 1937 / 1952 WL Except 1942 WLA1937 / 1973 G 19...

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    $41.96 - $41.96
    $41.96
    $50.18
    $50.18 - $50.18
    $50.18
  • $71.50 - $71.50
    $71.50
    $86.66
    $86.66 - $86.66
    $86.66

    45 W&G Idler Gear 1936 / 1952 W 1936 / 1973 G

    V-TWIN MANUFACTURING
    In stock

    45 W&G Cam chest idler gear. FITMENT 1936 / 1952 W 1936 / 1973 G ACCESSORY ITEMS49-064549-101649-0606

    $71.50 - $71.50
    $71.50
    $86.66
    $86.66 - $86.66
    $86.66
  • $93.74 - $93.74
    $93.74
    $106.01
    $106.01 - $106.01
    $106.01

    Scavenger Oil Pump Gear 1937 / 1952 UL 1937 / 1973 G

    V-TWIN MANUFACTURING
    In stock

    Scavenger oil pump gear for side valve FITMENT 1937 / 1952 UL 1937 / 1973 G ACCESSORY ITEMS49-137012-128112-137849-0836

    $93.74 - $93.74
    $93.74
    $106.01
    $106.01 - $106.01
    $106.01