Knucklehead Engine


New and used Harley Davidson Knucklehead engines for sale by individuals, parts suppliers, and dealers.

Clicking on the links below will open a detailed description of the Knucklehead engine in a new window on eBay.

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Large Port Aluminum KNUCKLE HEADS for 1936 1947 Harley Knucklehead Motor Large Port Aluminum KNUCKLE HEADS for 1936 1947 Harley Knucklehead Motor $2,188.00
Left Side Engine Case fits Harley Davidson knucklehead 10 0825 Left Side Engine Case fits Harley Davidson knucklehead 10 0825 $899.99
New Replica 1936 1940 Harley Davidson EL 61 Knucklehead Left Side Engine Case New Replica 1936 1940 Harley Davidson EL 61 Knucklehead Left Side Engine Case $829.99
NOS style Short Rib Knuckle LEFT MOTOR CASE for 1936 1940 Harley Knucklehead NOS style Short Rib Knuckle LEFT MOTOR CASE for 1936 1940 Harley Knucklehead $828.00
NOS style LEFT MOTOR CASE for 1941 1947 Harley Knuckle Motor Knucklehead NOS style LEFT MOTOR CASE for 1941 1947 Harley Knuckle Motor Knucklehead $888.00
Large Port Iron KNUCKLE HEADS for 1940 1947 Harley Knucklehead Motor Large Port Iron KNUCKLE HEADS for 1940 1947 Harley Knucklehead Motor $1,788.00
Small Port Iron KNUCKLE HEADS for 1936 1939 Harley Knucklehead Motor Small Port Iron KNUCKLE HEADS for 1936 1939 Harley Knucklehead Motor $2,448.00
Harley Davidson Knucklehead 87 Long Block Engine Motor Assembled in USA Harley Davidson Knucklehead 87 Long Block Engine Motor Assembled in USA $9,399.99
Replica 1941 1947 Harley Davidson FL Knucklehead 74 Long Block Engine Motor Replica 1941 1947 Harley Davidson FL Knucklehead 74 Long Block Engine Motor $9,999.99