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

bigtwin Engine

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  • $106.95 - $106.95
    $106.95
    $124.80
    $124.80 - $124.80
    $124.80

    114 inch M8 Moly Piston Ring Set .020

    V-TWIN MANUFACTURING
    Low stock

    Hastings moly piston ring set is .020 oversize. Set includes a molt top compression ring and chrome oil rings. For M8 models. Sold as a pair for 2 ...

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    $106.95 - $106.95
    $106.95
    $124.80
    $124.80 - $124.80
    $124.80
  • $106.95 - $106.95
    $106.95
    $124.80
    $124.80 - $124.80
    $124.80

    114 inch M8 Moly Piston Ring Set .010

    V-TWIN MANUFACTURING
    Low stock

    Hastings moly piston ring set is .010 oversize. Set includes a molt top compression ring and chrome oil rings. For M8 models. Sold as a pair for 2 ...

    View full details
    $106.95 - $106.95
    $106.95
    $124.80
    $124.80 - $124.80
    $124.80
  • Sold out
    $106.95 - $106.95
    $106.95
    $116.10
    $116.10 - $116.10
    $116.10

    114 inch M8 Moly Piston Ring Set .005

    V-TWIN MANUFACTURING
    Out of stock

    Hastings moly piston ring set is .005 oversize. Set includes a moly top compression ring and chrome oil rings. For M8 models. Sold as a pair for 2 ...

    View full details
    $106.95 - $106.95
    $106.95
    $116.10
    $116.10 - $116.10
    $116.10
    Sold out
  • $106.95 - $106.95
    $106.95
    $116.10
    $116.10 - $116.10
    $116.10

    114 inch M8 Moly Piston Ring Set Standard

    V-TWIN MANUFACTURING
    Low stock

    Hastings moly piston ring set is standard size. Set includes moly top compression ring and chrome oil ring. For M8 models. Sold as a pair for 2 pis...

    View full details
    $106.95 - $106.95
    $106.95
    $116.10
    $116.10 - $116.10
    $116.10
  • $106.95 - $106.95
    $106.95
    $116.10
    $116.10 - $116.10
    $116.10

    107 inch M8 Moly Piston Ring Set .020

    V-TWIN MANUFACTURING
    Low stock

    Hastings moly piston ring set is .020 oversize. Set includes a molt top compression ring and chrome oil rings. For M8 models. Sold as a pair for 2 ...

    View full details
    $106.95 - $106.95
    $106.95
    $116.10
    $116.10 - $116.10
    $116.10
  • $106.95 - $106.95
    $106.95
    $116.10
    $116.10 - $116.10
    $116.10

    107 inch M8 Moly Piston Ring Set .010

    V-TWIN MANUFACTURING
    Low stock

    Hastings moly piston ring set is .010 oversize. Set includes a molt top compression ring and chrome oil rings. For M8 models. Sold as a pair for 2 ...

    View full details
    $106.95 - $106.95
    $106.95
    $116.10
    $116.10 - $116.10
    $116.10
  • $106.95 - $106.95
    $106.95
    $116.10
    $116.10 - $116.10
    $116.10

    107 inch M8 Moly Piston Ring Set .005

    V-TWIN MANUFACTURING
    Low stock

    Hastings moly piston ring set is .005 oversize. Set includes a moly top compression ring and chrome oil rings. For M8 models. Sold as a pair for 2 ...

    View full details
    $106.95 - $106.95
    $106.95
    $116.10
    $116.10 - $116.10
    $116.10
  • $106.95 - $106.95
    $106.95
    $116.10
    $116.10 - $116.10
    $116.10

    107 inch M8 Moly Piston Ring Set Standard

    V-TWIN MANUFACTURING
    Low stock

    Hastings moly piston ring set is standard size. Set includes moly top compression ring and chrome oil ring. For M8 models. Sold as a pair for 2 pis...

    View full details
    $106.95 - $106.95
    $106.95
    $116.10
    $116.10 - $116.10
    $116.10
  • Sold out
    $96.83 - $96.83
    $96.83
    $122.66
    $122.66 - $122.66
    $122.66

    Billet Lower Pushrod Cover Set

    V-TWIN MANUFACTURING
    Out of stock

    Billet lower pushrod cover set features a natural alloy finish. Set fits Evolution models. Sold as a four piece set.FITMENT1984 / 1999 FL 1984 / 1...

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    $96.83 - $96.83
    $96.83
    $122.66
    $122.66 - $122.66
    $122.66
    Sold out
  • $351.08 - $351.08
    $351.08
    $445.17
    $445.17 - $445.17
    $445.17

    Gloss Black TC-88 Rocker Box Set

    V-TWIN MANUFACTURING
    Low stock

    Gloss black rocker box set includes 2 upper covers and 2 lower housings. FITMENT1999 / 2017 FXST 1999 / 2017 FLST 1999 / 2017 FXD 1999 / 2016 F...

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    $351.08 - $351.08
    $351.08
    $445.17
    $445.17 - $445.17
    $445.17
  • $173.27 - $173.27
    $173.27
    $217.23
    $217.23 - $217.23
    $217.23

    Top Rocker Box Gloss Black Cover Set

    V-TWIN MANUFACTURING
    In stock

    Gloss black top rocker box cover set. FITMENT1999 / 2017 FXST 1999 / 2017 FLST 1999 / 2017 FXD 1999 / 2016 FLT ACCESSORY ITEMS11-108611-0946

    $173.27 - $173.27
    $173.27
    $217.23
    $217.23 - $217.23
    $217.23
  • $518.96 - $518.96
    $518.96
    $618.54
    $618.54 - $618.54
    $618.54

    Black Titanium TC-88 Rocker Box Cover Set

    V-TWIN MANUFACTURING
    In stock

    TI TC-88 rocker box cover set features a black titanium coating over chrome for a inchmachine inch look. Four piece set is for use on both heads. ...

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    $518.96 - $518.96
    $518.96
    $618.54
    $618.54 - $618.54
    $618.54
  • $39.82 - $39.82
    $39.82
    $47.63
    $47.63 - $47.63
    $47.63

    45 inch Side Valve Piston Pin with Locks

    V-TWIN MANUFACTURING
    In stock

    45 inch side valve piston pin with locks is the standard size replacement piston pin that features early style inchL inch locks. FITMENT0 / Cus...

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    $39.82 - $39.82
    $39.82
    $47.63
    $47.63 - $47.63
    $47.63
  • $68.22 - $68.22
    $68.22
    $73.67
    $73.67 - $73.67
    $73.67

    Pushrod Cover Cup Set Black with Chrome Skull Design

    V-TWIN MANUFACTURING
    In stock

    Pushrod cover cup set features a black finish with a chrome skull. Set of four.FITMENT1936 / 1940 EL 1941 / 1984 FL 1971 / 1984 FX 1984 / UP FXS...

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    $68.22 - $68.22
    $68.22
    $73.67
    $73.67 - $73.67
    $73.67
  • $76.57 - $76.57
    $76.57
    $103.68
    $103.68 - $103.68
    $103.68

    Cam Chain Tensioner Set

    V-TWIN MANUFACTURING
    In stock

    Cam chain tensioner set. FITMENT1999 / 2006 FLST 1999 / 2006 FXST 1999 / 2006 FLT 1999 / 2006 FXD ACCESSORY ITEMS16-174916-175010-0919

    $76.57 - $76.57
    $76.57
    $103.68
    $103.68 - $103.68
    $103.68
  • Sold out
    $92.26 - $92.26
    $92.26
    $107.94
    $107.94 - $107.94
    $107.94

    TC-88 Chain Tensioner Set

    V-TWIN MANUFACTURING
    Out of stock

    TC-88 chain tensioner set includes primary and secondary chain tensioners. FITMENT1999 / 2005 FL 1999 / 2005 FX ACCESSORY ITEMS16-018816-079310-...

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    $92.26 - $92.26
    $92.26
    $107.94
    $107.94 - $107.94
    $107.94
    Sold out
  • $82.28 - $82.28
    $82.28
    $104.65
    $104.65 - $104.65
    $104.65

    Primary Cam Chain Drive Chain Tensioner Set

    V-TWIN MANUFACTURING
    In stock

    Primary cam chain tensioner set includes left and right hydraulic chain tensioner assemblies for TC-88 models. FITMENT2007 / 2016 FLT 2007 / 2017...

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    $82.28 - $82.28
    $82.28
    $104.65
    $104.65 - $104.65
    $104.65
  • $27.25 - $27.25
    $27.25
    $34.16
    $34.16 - $34.16
    $34.16

    Crankshaft Cam Sprocket

    V-TWIN MANUFACTURING
    In stock

    17 tooth crankshaft cam sprocket for TC-88 models. FITMENT2006 / 2017 FXD 2007 / 2017 FXST 2007 / 2017 FLST 2007 / UP FLT

    $27.25 - $27.25
    $27.25
    $34.16
    $34.16 - $34.16
    $34.16
  • $49.88 - $49.88
    $49.88
    $58.18
    $58.18 - $58.18
    $58.18

    Pinion Shaft 8° Taper

    V-TWIN MANUFACTURING
    In stock

    Machined and ground to factory specifications. FITMENT1987 / 1989 FXST 1987 / 1989 FLST 1987 / 1989 FLT 1987 / 1989 FXR ACCESSORY ITEMS16-0648...

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    $49.88 - $49.88
    $49.88
    $58.18
    $58.18 - $58.18
    $58.18
  • $190.39 - $190.39
    $190.39
    $229.73
    $229.73 - $229.73
    $229.73

    Cam Twin Cam Chain and Tensioner Kit

    V-TWIN MANUFACTURING
    In stock

    Twin cam chain and tensioner kit for cams includes chains and both primary and secondary tensioners. Stock replacement type tensioners and chains f...

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    $190.39 - $190.39
    $190.39
    $229.73
    $229.73 - $229.73
    $229.73
  • $45.33 - $45.33
    $45.33
    $48.46
    $48.46 - $48.46
    $48.46

    Engine Sprocket Shaft with 6° Taper

    V-TWIN MANUFACTURING
    In stock

    Machined and hardened to factory specifications. *NOTE: Without key.FITMENT1981 / 1984 FL 1981 / 1984 FX 1979 / 1986 FLT 1979 / 1986 FLT 1984 /...

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    $45.33 - $45.33
    $45.33
    $48.46
    $48.46 - $48.46
    $48.46
  • $109.18 - $109.18
    $109.18
    $123.48
    $123.48 - $123.48
    $123.48

    Engine Sprocket Shaft with 6° Taper

    V-TWIN MANUFACTURING
    In stock

    Machined and hardened to factory specifications. *NOTE: Without key.FITMENT1981 / 1984 FL 1981 / 1984 FX 1979 / 1986 FLT 1979 / 1986 FLT 1984 /...

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    $109.18 - $109.18
    $109.18
    $123.48
    $123.48 - $123.48
    $123.48
  • $145.29 - $145.29
    $145.29
    $173.17
    $173.17 - $173.17
    $173.17

    Jims 3-Hole Crank Pin with 180° Oiling

    V-TWIN MANUFACTURING
    In stock

    Crank pin is made of 8620 steel with heat treating 60-62RC to a case depth of .100. A special 180° oiling design helps lubricate the bearing diamet...

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    $145.29 - $145.29
    $145.29
    $173.17
    $173.17 - $173.17
    $173.17
  • $173.36 - $173.36
    $173.36
    $240.31
    $240.31 - $240.31
    $240.31

    Polished Nose Cone Cam Cover

    V-TWIN MANUFACTURING
    In stock

    Cam cover features bushings installed. Comes with mounting screws gasket and seal.FITMENT1973 / 1984 FL 1973 / 1984 FX 1979 / 1992 FLT 1979 / 1...

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    $173.36 - $173.36
    $173.36
    $240.31
    $240.31 - $240.31
    $240.31