Knucklehead-Specific Engine Parts

Filter

Filter

Brand

clear

Collection

clear
Vintage Knucklehead-Specific Engine Parts from K and G Cycles!
55 products

55 products

Sold Out
V-Twin Manufacturing Knucklehead Oil Line, Chrome, 1942-47
V-Twin Manufacturing
$124.91
Quick view
V-Twin Manufacturing Oil Line Fitting Kit, Cadmium w-Washer, 1936-41
V-Twin Manufacturing
$43.32
Quick view
V-Twin Manufacturing Oil Line Fitting Kit, Chrome w Washer, 1936-41
V-Twin Manufacturing
$56.13
Quick view
V-Twin Manufacturing Rockershaft End Nut Kit, Parkerized, 1936-47 Knucklehead
V-Twin Manufacturing
$23.67
Quick view
V-Twin Manufacturing Rockershaft End Nut Kit, Chrome, 1936-47 Knucklehead
V-Twin Manufacturing
$23.67
Quick view
V-Twin Manufacturing Stock Headbolt, Parkerized w-Washer, 1936-39 OHV
V-Twin Manufacturing
$80.25
Quick view
V-Twin Manufacturing Stock Headbolt, Parkerized w-Washer, 1936-39 OHV
V-Twin Manufacturing
$80.25
Quick view
V-Twin Manufacturing Rocker Box Mount Kit, Parkerized, 1936-47 Knucklehead
V-Twin Manufacturing
$27.80
Quick view
V-Twin Manufacturing 42-47 Knucklehead Oil Feed Line Fitting Cad
V-Twin Manufacturing
$35.29
Quick view
V-Twin Manufacturing 36-47 Knucklehead Cad Rocker Box Mount Kit Stock
V-Twin Manufacturing
$32.91
Quick view
V-Twin Manufacturing 36-47 Knucklehead Chrome Rocker Box Mount Kit Stock
V-Twin Manufacturing
$34.98
Quick view
V-Twin Manufacturing Rocker Feed Line Nipple 36-41 OHV Cad
V-Twin Manufacturing
$19.26
Quick view
V-Twin Manufacturing 40-47 Knucklehead Chrome HD Bolt Kit w-Washer
V-Twin Manufacturing
$82.78
Quick view
V-Twin Manufacturing 40-47 Knucklehead 74 Stock Head Bolt Cad
V-Twin Manufacturing
$75.28
Quick view
V-Twin Manufacturing 36-39 Knucklehead 61 Stock Head Bolt Cad
V-Twin Manufacturing
$75.40
Quick view
V-Twin Manufacturing 36-47 Rocker Box Drain Tube Fitting Kit
V-Twin Manufacturing
$27.80
Quick view
V-Twin Manufacturing 36-47 Knucklehead Rocker-Arm Thrust Washer Set
V-Twin Manufacturing
$25.75
Quick view
V-Twin Manufacturing Knucklehead Rocker Cover Strip & Gasket Kit, Zinc
V-Twin Manufacturing
$69.83
Quick view
V-Twin Manufacturing Rocker Box Oil Line Fitting Knucklehead Chrome, 1941-47
V-Twin Manufacturing
$31.93
Quick view
V-Twin Manufacturing 36-47 Knucklehead Rs Rocker Shaft Chrome Nut(4Pc)
V-Twin Manufacturing
$64.02
Quick view
V-Twin Manufacturing Replica Knucklehead Rocker Box 41-47 Polished
V-Twin Manufacturing
$403.78
Quick view
V-Twin Manufacturing Knucklehead Replica Knucklehead Rocker Box 41-47 Alloy
V-Twin Manufacturing
$372.70
Quick view
V-Twin Manufacturing Lower Valve Spring Cup w-Chrome Top Cover, Chrome 1938-47
V-Twin Manufacturing
$682.56
Quick view
V-Twin Manufacturing Lower Valve Spring Cupset, Parkerized 1938-47
V-Twin Manufacturing
$682.56
Quick view
V-Twin Manufacturing Valve Spring Cups w-Tops, 8 Piece, Parkerized 1936-37
V-Twin Manufacturing
$594.75
Quick view
V-Twin Manufacturing Knucklehead Rocker Box Strip Kit, Chrome
V-Twin Manufacturing
$90.66
Quick view
V-Twin Manufacturing Replica Rocker Cover Strap-Gasket Kit
V-Twin Manufacturing
$97.83
Quick view
V-Twin Manufacturing Rocker Arm Cover, Chrome, w-o Screws
V-Twin Manufacturing
$121.09
Quick view
V-Twin Manufacturing Replica Knucklehead-Rocker Arm Cover, 4 Piece
V-Twin Manufacturing
$92.20
Sold Out
V-Twin Manufacturing Knucklehead Chrome Banjo Rocker Line, 1936-41
V-Twin Manufacturing
$136.68
Sold Out
V-Twin Manufacturing Replica Knucklehead Banjo Rocker Line, Tin, 1936-41
V-Twin Manufacturing
$120.50
Quick view
V-Twin Manufacturing Knucklehead-Rocker Cover Screw Set,Parkerized,34 Pcs
V-Twin Manufacturing
$27.15
Quick view
V-Twin Manufacturing 36-47 Knucklehead Cyl HD Bolt Washers Parkerized (10 Pc)
V-Twin Manufacturing
$8.58
Quick view
V-Twin Manufacturing Gary Bang Oil Pump Gasket, Paper
V-Twin Manufacturing
$11.86
Quick view
V-Twin Manufacturing Gary Bang Head Rocker Cover Gasket Kit
V-Twin Manufacturing
$23.75
V-Twin Manufacturing Oil Line Fitting Kit, Cadmium w-Washer, 1936-41 Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Oil Line Fitting Kit, Cadmium w-Washer, 1936-41

VT-9848-9

$43.32

In Stock

Save $-43.32
/
Shipping calculated at checkout.
V-Twin Manufacturing Oil Line Fitting Kit, Cadmium w-Washer, 1936-41 - Kit

Cadmium oil line fitting kit with washer.


EL 1936-1940
FL 1941-1941
V-Twin Manufacturing Oil Line Fitting Kit, Chrome w Washer, 1936-41 Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Oil Line Fitting Kit, Chrome w Washer, 1936-41

VT-9847-9

$56.13

In Stock

Save $-56.13
/
Shipping calculated at checkout.
V-Twin Manufacturing Oil Line Fitting Kit, Chrome w Washer, 1936-41 - Kit

Chrome oil line fitting kit with washer.


EL 1936-1940
FL 1941-1941
V-Twin Manufacturing Rockershaft End Nut Kit, Parkerized, 1936-47 Knucklehead Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Rockershaft End Nut Kit, Parkerized, 1936-47 Knucklehead

VT-9842-8

$23.67

In Stock

Save $-23.67
/
Shipping calculated at checkout.
V-Twin Manufacturing Rockershaft End Nut Kit, Parkerized, 1936-47 Knucklehead - Kit

Knucklehead rocker arm shaft end nut kit with a parkerized finish.


EL 1936-1940
FL 1941-1947
V-Twin Manufacturing Rockershaft End Nut Kit, Chrome, 1936-47 Knucklehead Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Rockershaft End Nut Kit, Chrome, 1936-47 Knucklehead

VT-9840-8

$23.67

In Stock

Save $-23.67
/
Shipping calculated at checkout.
V-Twin Manufacturing Rockershaft End Nut Kit, Chrome, 1936-47 Knucklehead - Kit

Chrome Knucklehead rocker arm shaft end nut kit.


EL 1936-1940
FL 1941-1947
V-Twin Manufacturing Stock Headbolt, Parkerized w-Washer, 1936-39 OHV Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Stock Headbolt, Parkerized w-Washer, 1936-39 OHV

VT-9726-20

$80.25

In Stock

Save $-80.25
/
Shipping calculated at checkout.
V-Twin Manufacturing Stock Headbolt, Parkerized w-Washer, 1936-39 OHV - Kit

Parkerized headbolt with washer.


FL 1940-1947
V-Twin Manufacturing Stock Headbolt, Parkerized w-Washer, 1936-39 OHV Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Stock Headbolt, Parkerized w-Washer, 1936-39 OHV

VT-9725-20

$80.25

In Stock

Save $-80.25
/
Shipping calculated at checkout.
V-Twin Manufacturing Stock Headbolt, Parkerized w-Washer, 1936-39 OHV - Kit

Parkerized headbolt with washer.


EL 1936-1939
V-Twin Manufacturing Rocker Box Mount Kit, Parkerized, 1936-47 Knucklehead Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Rocker Box Mount Kit, Parkerized, 1936-47 Knucklehead

VT-9699-12

$27.80

In Stock

Save $-27.80
/
Shipping calculated at checkout.
V-Twin Manufacturing Rocker Box Mount Kit, Parkerized, 1936-47 Knucklehead - Kit

Rocker box mount kit with a parkerized finish.


EL 1936-1940
FL 1941-1947
V-Twin Manufacturing 42-47 Knucklehead Oil Feed Line Fitting Cad Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing 42-47 Knucklehead Oil Feed Line Fitting Cad

VT-8941-3

$35.29

In Stock

Save $-35.29
/
Shipping calculated at checkout.
V-Twin Manufacturing 42-47 Knucklehead Oil Feed Line Fitting Cad - Kit

Cadmium oil feed line fitting

OEM: 17325-42


FL 1942-1947
V-Twin Manufacturing 36-47 Knucklehead Cad Rocker Box Mount Kit Stock Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing 36-47 Knucklehead Cad Rocker Box Mount Kit Stock

VT-8779-12

$32.91

In Stock

Save $-32.91
/
Shipping calculated at checkout.
V-Twin Manufacturing 36-47 Knucklehead Cad Rocker Box Mount Kit Stock - Kit

Rocker box mount, stock, cadmium finish are hex type and are to be used to mount rocker boxes on 1936-1947 Knucklehead.


EL 1936-1940
FL 1941-1947
V-Twin Manufacturing 36-47 Knucklehead Chrome Rocker Box Mount Kit Stock Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing 36-47 Knucklehead Chrome Rocker Box Mount Kit Stock

VT-8778-12

$34.98

In Stock

Save $-34.98
/
Shipping calculated at checkout.
V-Twin Manufacturing 36-47 Knucklehead Chrome Rocker Box Mount Kit Stock - Kit

Rocker box mount kit, stock, chrome finish are hex type to be used to mount rocker boxes on 1936-1947 Knucklehead.


EL 1936-1940
FL 1941-1947
V-Twin Manufacturing Rocker Feed Line Nipple 36-41 OHV Cad Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Rocker Feed Line Nipple 36-41 OHV Cad

VT-8630-1

$19.26

In Stock

Save $-19.26
/
Shipping calculated at checkout.
V-Twin Manufacturing Rocker Feed Line Nipple 36-41 OHV Cad - Sold Each

Cadmium rocker box feed line nipple

OEM: 33615-36


EL 1936-1940
FL 1941-1941
V-Twin Manufacturing 40-47 Knucklehead Chrome HD Bolt Kit w-Washer Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing 40-47 Knucklehead Chrome HD Bolt Kit w-Washer

VT-8220-20

$82.78

In Stock

Save $-82.78
/
Shipping calculated at checkout.
V-Twin Manufacturing 40-47 Knucklehead Chrome HD Bolt Kit w-Washer - Kit

Chrome head bolt with washer


FL 1940-1947
V-Twin Manufacturing 40-47 Knucklehead 74 Stock Head Bolt Cad Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing 40-47 Knucklehead 74 Stock Head Bolt Cad

VT-7714-20

$75.28

In Stock

Save $-75.28
/
Shipping calculated at checkout.
V-Twin Manufacturing 40-47 Knucklehead 74 Stock Head Bolt Cad - Kit

Cadmium stock cylinder head bolt.


FL 1940-1947
V-Twin Manufacturing 36-39 Knucklehead 61 Stock Head Bolt Cad Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing 36-39 Knucklehead 61 Stock Head Bolt Cad

VT-7713-20

$75.40

In Stock

Save $-75.40
/
Shipping calculated at checkout.
V-Twin Manufacturing 36-39 Knucklehead 61 Stock Head Bolt Cad - Kit

Cadmium cylinder head bolt.


EL 1936-1939
V-Twin Manufacturing 36-47 Rocker Box Drain Tube Fitting Kit Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing 36-47 Rocker Box Drain Tube Fitting Kit

VT-7705-4

$27.80

In Stock

Save $-27.80
/
Shipping calculated at checkout.
V-Twin Manufacturing 36-47 Rocker Box Drain Tube Fitting Kit - Kit

Rocker box drain tube fitting kit.

OEM: 17320-38


EL 1936-1940
FL 1941-1947
V-Twin Manufacturing 36-47 Knucklehead Rocker-Arm Thrust Washer Set Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing 36-47 Knucklehead Rocker-Arm Thrust Washer Set

VT-7605-4

$25.75

In Stock

Save $-25.75
/
Shipping calculated at checkout.
V-Twin Manufacturing 36-47 Knucklehead Rocker-Arm Thrust Washer Set - Pack

Knucklehead rocker arm thrust washer.

OEM: 17465-36


EL 1937-1940
FL 1941-1947
V-Twin Manufacturing Knucklehead Rocker Cover Strip & Gasket Kit, Zinc Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Knucklehead Rocker Cover Strip & Gasket Kit, Zinc

VT-7517-8

$69.83

In Stock

Save $-69.83
/
Shipping calculated at checkout.
V-Twin Manufacturing Knucklehead Rocker Cover Strip & Gasket Kit, Zinc - Kit

Zinc rocker arm cover strip and gasket includes 8 strips, 4 gaskets and 34 screws.


EL 1936-1940
FL 1941-1947
V-Twin Manufacturing Rocker Box Oil Line Fitting Knucklehead Chrome, 1941-47 Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Rocker Box Oil Line Fitting Knucklehead Chrome, 1941-47

VT-7349-3

$31.93

In Stock

Save $-31.93
/
Shipping calculated at checkout.
V-Twin Manufacturing Rocker Box Oil Line Fitting Knucklehead Chrome, 1941-47 - Set

Chrome rocker box oil line fitting.

OEM: 17330-42


EL 1936-1940
FL 1941-1947
V-Twin Manufacturing 36-47 Knucklehead Rs Rocker Shaft Chrome Nut(4Pc) Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing 36-47 Knucklehead Rs Rocker Shaft Chrome Nut(4Pc)

VT-7110-8

$64.02

In Stock

Save $-64.02
/
Shipping calculated at checkout.
V-Twin Manufacturing 36-47 Knucklehead Rs Rocker Shaft Chrome Nut(4Pc) - Set

Chrome rocker arm 4 piece shaft nut has a positive O ring seal to prevent oil leakage.

OEM: 17447-36


EL 1936-1940
FL 1941-1947
V-Twin Manufacturing Replica Knucklehead Rocker Box 41-47 Polished Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Replica Knucklehead Rocker Box 41-47 Polished

VT-49-2650

$403.78

In Stock

Save $-403.78
/
Shipping calculated at checkout.
V-Twin Manufacturing Replica Knucklehead Rocker Box 41-47 Polished - Set

Replica polished Knucklehead rocker box set has shape of late 1946.


FL 1941-1947
V-Twin Manufacturing Knucklehead Replica Knucklehead Rocker Box 41-47 Alloy Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Knucklehead Replica Knucklehead Rocker Box 41-47 Alloy

VT-49-2601

$372.70

In Stock

Save $-372.70
/
Shipping calculated at checkout.
V-Twin Manufacturing Knucklehead Replica Knucklehead Rocker Box 41-47 Alloy - Set

Replica raw Knucklehead rocker box set is alloy and has shape of the late 1946.

OEM: 17300-36


FL 1941-1947
V-Twin Manufacturing Lower Valve Spring Cup w-Chrome Top Cover, Chrome 1938-47 Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Lower Valve Spring Cup w-Chrome Top Cover, Chrome 1938-47

VT-42-6175

$682.56

In Stock

Save $-682.56
/
Shipping calculated at checkout.
V-Twin Manufacturing Lower Valve Spring Cup w-Chrome Top Cover, Chrome 1938-47 - Kit

Chrome lower valve spring cup set includes 4 piece set of lower covers with oil lines and nuts attached.
Kit also includes rocker cover strip set with screws and cover set with chrome finish for Knucklehead.


EL 1938-1940
FL 1941-1947
V-Twin Manufacturing Lower Valve Spring Cupset, Parkerized 1938-47 Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Lower Valve Spring Cupset, Parkerized 1938-47

VT-42-6174

$682.56

In Stock

Save $-682.56
/
Shipping calculated at checkout.
V-Twin Manufacturing Lower Valve Spring Cupset, Parkerized 1938-47 - Set

Parkerized lower valve spring cup set includes 4 piece set of lower covers with oil lines and nuts attached.
Kit also includes rocker cover strip set with screws and cover set with gaskets in parkerized finish for Knucklehead.


EL 1938-1940
V-Twin Manufacturing Valve Spring Cups w-Tops, 8 Piece, Parkerized 1936-37 Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Valve Spring Cups w-Tops, 8 Piece, Parkerized 1936-37

VT-42-3637

$594.75

In Stock

Save $-594.75
/
Shipping calculated at checkout.
V-Twin Manufacturing Valve Spring Cups w-Tops, 8 Piece, Parkerized 1936-37 - Set

Include 4 piece set of lower covers with oil lines and nuts attached, rocker cover strip set with screws in parkerized finish, and cover set with gaskets for Knucklehead.


EL 1936-1940
FL 1941-1947
V-Twin Manufacturing Knucklehead Rocker Box Strip Kit, Chrome Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Knucklehead Rocker Box Strip Kit, Chrome

VT-42-0983

$90.66

In Stock

Save $-90.66
/
Shipping calculated at checkout.
V-Twin Manufacturing Knucklehead Rocker Box Strip Kit, Chrome - Kit

Chrome cover strip and gasket kit


EL 1937-1940
FL 1941-1947
V-Twin Manufacturing Replica Rocker Cover Strap-Gasket Kit Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Replica Rocker Cover Strap-Gasket Kit

VT-42-0864

$97.83

In Stock

Save $-97.83
/
Shipping calculated at checkout.
V-Twin Manufacturing Replica Rocker Cover Strap-Gasket Kit - Kit

Parkerized cover strip and gasket kit for Knucklehead.


EL 1936-1940
FL 1941-1947
V-Twin Manufacturing Rocker Arm Cover, Chrome, w-o Screws Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Rocker Arm Cover, Chrome, w-o Screws

VT-42-0863

$121.09

In Stock

Save $-121.09
/
Shipping calculated at checkout.
V-Twin Manufacturing Rocker Arm Cover, Chrome, w-o Screws - Set

Replica chrome rocker arm cover set.
Order strip set with gaskets and screws separately.


EL 1938-1940
FL 1941-1947
V-Twin Manufacturing Replica Knucklehead-Rocker Arm Cover, 4 Piece Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Replica Knucklehead-Rocker Arm Cover, 4 Piece

VT-42-0854

$92.20

In Stock

Save $-92.20
/
Shipping calculated at checkout.
V-Twin Manufacturing Replica Knucklehead-Rocker Arm Cover, 4 Piece - Set

Parkerized Knucklehead rocker arm cover set includes two upper and two lower covers.
Order strip set with gasket and screws separately.


EL 1938-1940
FL 1941-1947
V-Twin Manufacturing Knucklehead-Rocker Cover Screw Set,Parkerized,34 Pcs Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Knucklehead-Rocker Cover Screw Set,Parkerized,34 Pcs

VT-37-0565

$27.15

In Stock

Save $-27.15
/
Shipping calculated at checkout.
V-Twin Manufacturing Knucklehead-Rocker Cover Screw Set,Parkerized,34 Pcs - Set

Rocker box cover screw set with a parkerized finish.

OEM: 3477


EL 1936-1940 Knucklehead
FL 1941-1947
V-Twin Manufacturing 36-47 Knucklehead Cyl HD Bolt Washers Parkerized (10 Pc) Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing 36-47 Knucklehead Cyl HD Bolt Washers Parkerized (10 Pc)

VT-2010-10

$8.58

In Stock

Save $-8.58
/
Shipping calculated at checkout.
V-Twin Manufacturing 36-47 Knucklehead Cyl HD Bolt Washers Parkerized (10 Pc) - Set
Washers for 1936-47 OHV Knucklehead headbolts. 1936-47 OHV, Washers only 10 Pack Parkerized
V-Twin Manufacturing Gary Bang Oil Pump Gasket, Paper Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Gary Bang Oil Pump Gasket, Paper

VT-15-0338

$11.86

In Stock

Save $-11.86
/
Shipping calculated at checkout.
V-Twin Manufacturing Gary Bang Oil Pump Gasket, Paper - Pack

Paper oil pump gasket


R 1936-1936
WL 1937-1952
G 1937-1973
UL 1937-1948
V-Twin Manufacturing Gary Bang Head Rocker Cover Gasket Kit Vintage V-Twin Manufacturing - K and G Cycles
V-Twin Manufacturing

V-Twin Manufacturing Gary Bang Head Rocker Cover Gasket Kit

VT-15-0270

$23.75

In Stock

Save $-23.75
/
Shipping calculated at checkout.
V-Twin Manufacturing Gary Bang Head Rocker Cover Gasket Kit - Kit

Includes rocker cover front intake and rear exhaust gaskets.

OEM: 17535-38


EL 1936-1940
FL 1941-1947