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classic prodgroup Engine - Bottom End

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  • Sold out
    $1,447.60 - $1,447.60
    $1,447.60
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    $1,447.60

    V-Twin Stock Flywheel Assembly 1937 / 1948 UL

    V-TWIN MANUFACTURING
    Out of stock

    Shipped complete assembled balanced and trued with shafts. FITMENT 1937 / 1948 UL ACCESSORY ITEMS16-052941-016841-0151REPLACEMENT PARTS10-10271...

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    $1,447.60
    $1,447.60 - $1,447.60
    $1,447.60
    Sold out
  • $292.01 - $292.01
    $292.01
    $352.33
    $352.33 - $352.33
    $352.33

    Left Side Engine Case 1936 / 1952 W 1936 / 1973 G

    V-TWIN MANUFACTURING
    In stock

    Case is a reproduction of the original 45 cubic inch left side case features a bare as cast aluminum finish. Case is blank without serial numbers...

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    $292.01 - $292.01
    $292.01
    $352.33
    $352.33 - $352.33
    $352.33
  • $144.19 - $144.19
    $144.19
    $152.60
    $152.60 - $152.60
    $152.60

    Solid Lightning Tappet Set .010 Oversize 1930 / 1936 VL 1932 / 1936 WL 1937 / 1948 UL 1937 / 1952 WL 1949 / 1973 G 1954 / 1956 KH

    V-TWIN MANUFACTURING
    In stock

    Sifton solid tappet set includes installed roller assembly. Adjuster screws are not included.FITMENT 1930 / 1936 VL 1932 / 1936 WL 1937 / 1948 UL...

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    $144.19 - $144.19
    $144.19
    $152.60
    $152.60 - $152.60
    $152.60
  • $586.66 - $586.66
    $586.66
    $686.10
    $686.10 - $686.10
    $686.10

    Left Side UL Engine Case 1937 / 1948 UL

    V-TWIN MANUFACTURING
    In stock

    Side valve replacement left side engine case features a blank number boss. This case has the same oil passage for the outside sprocket shaft bearin...

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    $586.66 - $586.66
    $586.66
    $686.10
    $686.10 - $686.10
    $686.10
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    $24.29
    $24.29 - $24.29
    $24.29
    $22.44
    $22.44 - $22.44
    $22.44

    Cam Chest Idler Gear Stud 1932 / 1936 WL 45"1937 / 1952 WL 45"1932 / 1973 G 45"1937 / 1948 UL 74 and 80""

    V-TWIN MANUFACTURING
    In stock

    Cam chest idler gear stud only FITMENT 1932 / 1936 WL 45"1937 / 1952 WL 45"1932 / 1973 G 45"1937 / 1948 UL 74 and 80""ACCESSORY ITEMS12-125949-0606

    $24.29
    $24.29 - $24.29
    $24.29
    $22.44
    $22.44 - $22.44
    $22.44
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    $32.64
    $32.64 - $32.64
    $32.64
    $30.16
    $30.16 - $30.16
    $30.16

    Cam Cover Bushing 1937 / 1952 WL 1937 / 1957 G

    V-TWIN MANUFACTURING
    In stock

    Bushing for cam cover bushing for side valve models. FITMENT 1937 / 1952 WL 1937 / 1957 G ACCESSORY ITEMS16-052941-016841-0151

    $32.64
    $32.64 - $32.64
    $32.64
    $30.16
    $30.16 - $30.16
    $30.16
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  • Sold out
    $400.24 - $400.24
    $400.24
    $467.78
    $467.78 - $467.78
    $467.78

    UL Tappet Assembly and Base Kit 1939 / 1948 U 1939 / 1948 UL

    V-TWIN MANUFACTURING
    Out of stock

    Zinc plated non-threaded tappet assembly and base kit includes 4 tappet assemblies with adjuster screws and mount screw kit. Accepts 80 valve spri...

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    $400.24 - $400.24
    $400.24
    $467.78
    $467.78 - $467.78
    $467.78
    Sold out
  • $36.80 - $36.80
    $36.80
    $36.96
    $36.96 - $36.96
    $36.96

    Tappet Screw Kit 1940 / 1952 WL 1949 / 1973 G

    V-TWIN MANUFACTURING
    In stock

    Adjuster screw kit includes 4 screws and 4 matching lock nuts. FITMENT 1940 / 1952 WL 1949 / 1973 G TECH NOTESUse for replacement #12-0523 nut.U...

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    $36.80 - $36.80
    $36.80
    $36.96
    $36.96 - $36.96
    $36.96
  • $79.86 - $79.86
    $79.86
    $79.86 - $79.86
    $79.86

    Solid Tappet Assembly .010 1930 / 1936 VL 1932 / 1936 WL 1937 / 1948 UL 1937 / 1952 WL 1949 / 1973 G 1954 / 1956 KH

    V-TWIN MANUFACTURING
    Low stock

    Sifton assembly includes installed roller assembly and adjuster screws or nut for application. Tappet has holes for better lubrication in valve tra...

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    $79.86 - $79.86
    $79.86
    $79.86 - $79.86
    $79.86
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    $32.64
    $32.64 - $32.64
    $32.64
    $30.16
    $30.16 - $30.16
    $30.16

    Tappet Adjuster Screw 1940 / 1952 WL 1949 / 1973 G 1940 / 1948 U

    V-TWIN MANUFACTURING
    In stock

    Set of 4 tappet adjuster screws. Set of four.FITMENT 1940 / 1952 WL 1949 / 1973 G 1940 / 1948 U ACCESSORY ITEMS16-052941-016841-0151

    $32.64
    $32.64 - $32.64
    $32.64
    $30.16
    $30.16 - $30.16
    $30.16
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  • $83.25 - $83.25
    $83.25
    $95.06
    $95.06 - $95.06
    $95.06

    Lightning Tappet Assembly .005 1930 / 1936 VL 1932 / 1936 WL 1937 / 1948 UL 1937 / 1952 WL 1949 / 1973 G 1954 / 1956 KH

    V-TWIN MANUFACTURING
    In stock

    Sifton assembly includes installed roller assembly and adjuster screws or nut for application. Tappet has holes for better lubrication. Tappets hav...

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    $83.25 - $83.25
    $83.25
    $95.06
    $95.06 - $95.06
    $95.06
  • $83.25 - $83.25
    $83.25
    $95.06
    $95.06 - $95.06
    $95.06

    Standard Lightning Tappet Assembly 1930 / 1936 VL 1932 / 1936 WL 1937 / 1948 UL 1937 / 1952 WL 1949 / 1973 G 1954 / 1956 KH

    V-TWIN MANUFACTURING
    In stock

    Sifton assembly includes installed roller assembly and adjuster screws or nut for application. Tappet has holes for better lubrication and an outer...

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    $83.25 - $83.25
    $83.25
    $95.06
    $95.06 - $95.06
    $95.06
  • $78.35 - $78.35
    $78.35
    $80.66
    $80.66 - $80.66
    $80.66

    Engine Sprocket Shaft 1929 / 1931 DL 1932 / 1936 WL 1937 / 1952 WL 1932 / 1973 G

    V-TWIN MANUFACTURING
    In stock

    V-Twin engine sprocket shaft for 45 side valve models. FITMENT 1929 / 1931 DL 1932 / 1936 WL 1937 / 1952 WL 1932 / 1973 G ACCESSORY ITEMS16-05...

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    $78.35 - $78.35
    $78.35
    $80.66
    $80.66 - $80.66
    $80.66
  • $111.69 - $111.69
    $111.69
    $145.82
    $145.82 - $145.82
    $145.82

    45 WL Engine Pinion Shaft 1937 / 1952 WL 1937 / 1973 G

    V-TWIN MANUFACTURING
    In stock

    Precision ground for correct fitment. FITMENT 1937 / 1952 WL 1937 / 1973 G ACCESSORY ITEMS10-040612-056010-043310-1206

    $111.69 - $111.69
    $111.69
    $145.82
    $145.82 - $145.82
    $145.82
  • $84.54 - $84.54
    $84.54
    $109.10
    $109.10 - $109.10
    $109.10

    Engine Sprocket Shaft 1929 / 1931 DL 1932 / 1936 WL 1937 / 1952 WL 1932 / 1973 G

    V-TWIN MANUFACTURING
    In stock

    Machined and hardened to factory specifications. FITMENT 1929 / 1931 DL 1932 / 1936 WL 1937 / 1952 WL 1932 / 1973 G ACCESSORY ITEMS16-052941-0...

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    $84.54 - $84.54
    $84.54
    $109.10
    $109.10 - $109.10
    $109.10
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    $66.55
    $66.55 - $66.55
    $66.55
    $64.68
    $64.68 - $64.68
    $64.68

    45 WL Replica Pinion Shaft 1937 / 1952 WL 1937 / 1973 G

    V-TWIN MANUFACTURING
    In stock

    Replica pinion shaft is machined and ground to factory specifications. FITMENT 1937 / 1952 WL 1937 / 1973 G ACCESSORY ITEMS10-044912-056010-1206...

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    $66.55
    $66.55 - $66.55
    $66.55
    $64.68
    $64.68 - $64.68
    $64.68
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    $23.40
    $23.40 - $23.40
    $23.40
    $21.61
    $21.61 - $21.61
    $21.61

    Left Case Oil Slinger 1939 / 1952 WL 1939 / 1973 G

    V-TWIN MANUFACTURING
    In stock

    Big Twin Internal left bearing end spacer. FITMENT 1939 / 1952 WL 1939 / 1973 G ACCESSORY ITEMS16-052941-016841-0151

    $23.40
    $23.40 - $23.40
    $23.40
    $21.61
    $21.61 - $21.61
    $21.61
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  • $118.53 - $118.53
    $118.53
    $123.79
    $123.79 - $123.79
    $123.79

    Jims Engine Sprocket Shaft 1929 / 1931 DL 1932 / 1936 WL 1937 / 1952 WL 1932 / 1973 G

    V-TWIN MANUFACTURING
    In stock

    Sprocket shaft is machined and hardened to factory specifications. FITMENT 1929 / 1931 DL 1932 / 1936 WL 1937 / 1952 WL 1932 / 1973 G ACCESSOR...

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    $118.53 - $118.53
    $118.53
    $123.79
    $123.79 - $123.79
    $123.79
  • $122.54 - $122.54
    $122.54
    $145.82
    $145.82 - $145.82
    $145.82

    Engine Pinion Shaft 1937 / 1948 UL 74 and 80""

    V-TWIN MANUFACTURING
    In stock

    Precision ground for correct fitment. FITMENT 1937 / 1948 UL 74 and 80""ACCESSORY ITEMS16-052941-016841-0151

    $122.54 - $122.54
    $122.54
    $145.82
    $145.82 - $145.82
    $145.82
  • Sold out
    $194.71 - $194.71
    $194.71
    $195.77
    $195.77 - $195.77
    $195.77

    Engine Pinion Shaft 1937 / 1952 WL 1937 / 1973 G

    V-TWIN MANUFACTURING
    Out of stock

    Pinion shaft is precision ground for correct fitment. Shaft includes plug. FITMENT 1937 / 1952 WL 1937 / 1973 G ACCESSORY ITEMS10-043312-056010-...

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    $194.71 - $194.71
    $194.71
    $195.77
    $195.77 - $195.77
    $195.77
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    $68.22
    $68.22 - $68.22
    $68.22
    $64.82
    $64.82 - $64.82
    $64.82

    Sprocket Shaft 1925 / 1929 J

    V-TWIN MANUFACTURING
    Low stock

    Machined and hardened to factory specifications. FITMENT 1925 / 1929 J ACCESSORY ITEMS16-052941-016841-0151

    $68.22
    $68.22 - $68.22
    $68.22
    $64.82
    $64.82 - $64.82
    $64.82
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  • $99.89 - $99.89
    $99.89
    $131.99
    $131.99 - $131.99
    $131.99

    Jims Pinion Shaft 1970 / UP XR 750

    V-TWIN MANUFACTURING
    In stock

    Machined and hardened to factory specifications. FITMENT 1970 / UP XR 750ACCESSORY ITEMS16-052941-016841-0151

    $99.89 - $99.89
    $99.89
    $131.99
    $131.99 - $131.99
    $131.99
  • $228.47 - $228.47
    $228.47
    $229.72
    $229.72 - $229.72
    $229.72

    Tappet Block Set 1939 / 1948 UL

    V-TWIN MANUFACTURING
    In stock

    Zinc plated non-threaded front and rear tappet block set. Set includes 2 front and 2 rear.FITMENT 1939 / 1948 UL ACCESSORY ITEMS41-016841-0151REPL...

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    $228.47 - $228.47
    $228.47
    $229.72
    $229.72 - $229.72
    $229.72
  • $81.17 - $81.17
    $81.17
    $109.10
    $109.10 - $109.10
    $109.10

    Replica 3-Hole Crank Pin 1937 / 1952 WL 1937 / 1973 G

    V-TWIN MANUFACTURING
    In stock

    Replica crank pin with 3 holes are made of 8620 steel with .062 heat penetration. *NOTE: Check technical notes before ordering. The distance measur...

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    $81.17 - $81.17
    $81.17
    $109.10
    $109.10 - $109.10
    $109.10