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Knucklehead engine

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Knucklehead engine for sale on largest auction and classifieds sites

Home / Motorcycle Parts & Accessories / Knucklehead engine refurbished & used for sale | For Sale USA
Oem harley knucklehead motor - oem,

Oem harley knucklehead motor - oem,

$675.00
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Oem harley davidson - harley,

Oem harley davidson - harley,

$425.00
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Inch knucklehead engine - 74,

Inch knucklehead engine - 74,

$10404.99
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Buco beck engine guard - engine,

Buco beck engine guard - engine,

$300.00
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1947 harley davidson - 1947,

1947 harley davidson - 1947,

$13999.99
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1941 1947 harley davidson - 1941-1947,

1941 1947 harley davidson - 1941-1947,

$9950.01
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Knucklehead engine case - engine, set

Knucklehead engine case - engine, set

$1850.84
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Harley aftermarket knucklehead - aftermarket,

Harley aftermarket knucklehead - aftermarket,

$500.00
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Knucklehead engine plaque - knucklehead,

Knucklehead engine plaque - knucklehead,

$23.96
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Harley knucklehead frame tank - harley,

Harley knucklehead frame tank - harley,

$995.00
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Harley davidson vintage 1942 - harley,

Harley davidson vintage 1942 - harley,

$100.00
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Harley wla solo panhead - harley, wl

Harley wla solo panhead - harley, wl

$3879.99
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1941 harley knucklehead ci - 1941,

1941 harley knucklehead ci - 1941,

$29999.99
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Harley davidson knucklehead - harley-davidson,

Harley davidson knucklehead - harley-davidson,

$19.99
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1938 motorcycle knucklehead - motorcycle,

1938 motorcycle knucklehead - motorcycle,

$19.99
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Harley davidson knucklehead - harley-davidson,

Harley davidson knucklehead - harley-davidson,

$39.99
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Harley knucklehead panhead - harley,

Harley knucklehead panhead - harley,

$200.00
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Harley panhead - ge,

Harley panhead - ge,

$3999.99
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1936 harley davidson - 1936,

1936 harley davidson - 1936,

$299.00
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Nos original harley - nos,

Nos original harley - nos,

$145.00
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Harley knucklehead frame - harley, neck

Harley knucklehead frame - harley, neck

$175.00
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Harley knucklehead engine - harley-knucklehead,

Harley knucklehead engine - harley-knucklehead,

$7.00
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1944 harley knucklehead - 1944,

1944 harley knucklehead - 1944,

$3300.00
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Harley davidson knucklehead - harley,

Harley davidson knucklehead - harley,

$13.77
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How build old - an, skool

How build old - an, skool

$50.36
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Harley hog engine tin - hog,

Harley hog engine tin - hog,

$15.99
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Harley davidson men - harley-davidson, men's

Harley davidson men - harley-davidson, men's

$26.99
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Fits harley davidson - fits,

Fits harley davidson - fits,

$38.64
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Kibblewhite precision engine - kibblewhite,

Kibblewhite precision engine - kibblewhite,

$226.50
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Prewar old harley oem - old,

Prewar old harley oem - old,

$395.00
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Gimmehead shirt funny - gimmehead, t

Gimmehead shirt funny - gimmehead, t

$19.99
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Harley davidson knucklehead - harley-davidson,

Harley davidson knucklehead - harley-davidson,

$19.99
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Oem 1937 only transmission - only,

Oem 1937 only transmission - only,

$2700.00
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1947 harley davidson - 1947,

1947 harley davidson - 1947,

$24999.99
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Knucklehead engine metal tin - knucklehead,

Knucklehead engine metal tin - knucklehead,

$9.99
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1945 1946 harley knucklehead - harley,

1945 1946 harley knucklehead - harley,

$549.95
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Harley davidson wla solo - davidson,

Harley davidson wla solo - davidson,

$1579.99
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1936 1947 knucklehead engine - 1936-1947,

1936 1947 knucklehead engine - 1936-1947,

$16.89
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Original harley davidson front - original,

Original harley davidson front - original,

$3500.00
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Vintage fab 1960 - cy-fab, harley

Vintage fab 1960 - cy-fab, harley

$360.00
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1950 harley panhead ci - 1950,

1950 harley panhead ci - 1950,

$17779.99
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Harley davidson vlh rl - v, wl

Harley davidson vlh rl - v, wl

$2269.99
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Overhead valve engine pinion - overhead,

Overhead valve engine pinion - overhead,

$90.95
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Engine sprocket tapered - engine,

Engine sprocket tapered - engine,

$59.94
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Harley davidson men - harley-davidson, men's

Harley davidson men - harley-davidson, men's

$30.95
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Harley davidson knucklehead - knucklehead, ul

Harley davidson knucklehead - knucklehead, ul

$250.00
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1954 harley solo wla 45 - 1954, wl

1954 harley solo wla 45 - 1954, wl

$2779.99
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Fits harley davidson - fits,

Fits harley davidson - fits,

$38.64
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Twin harley knucklehead - v-twin,

Twin harley knucklehead - v-twin,

$29.99
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Engine stand for 1936 1999 - stand, 1936-1999

Engine stand for 1936 1999 - stand, 1936-1999

$48.59
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Engine gasket kit for harley - engine,

Engine gasket kit for harley - engine,

$104.95
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Fits harley davidson - fits,

Fits harley davidson - fits,

$38.64
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Harley knucklehead 1936 1947 - knucklehead, 1936-1947

Harley knucklehead 1936 1947 - knucklehead, 1936-1947

$209.95
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Engine sprocket tapered - tapered, 23

Engine sprocket tapered - tapered, 23

$59.95
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1955 harley wla 45 - harley, wl

1955 harley wla 45 - harley, wl

$7179.99
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Kibblewhite 22050 engine - kibblewhite, 20-22050

Kibblewhite 22050 engine - kibblewhite, 20-22050

$215.38
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1945 harley knucklehead - 46,

1945 harley knucklehead - 46,

$847.95
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Knucklehead engine case - knucklehead, 74"

Knucklehead engine case - knucklehead, 74"

$4753.80
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Engine stand for - stand, harley

Engine stand for - stand, harley

$50.15
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Harley knucklehead rocker nut - rocker,

Harley knucklehead rocker nut - rocker,

$57.95
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1945 harley solo - wl, wla

1945 harley solo - wl, wla

$7779.99
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1941 1947 knucklehead left - knucklehead,

1941 1947 knucklehead left - knucklehead,

$809.80
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For harley davidson - harley,

For harley davidson - harley,

$57.99
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Nos exhaust engine valve - nos,

Nos exhaust engine valve - nos,

$11.96
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Side valve engine - 74"/80",

Side valve engine - 74"/80",

$66.95
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Vintage 90s harley - vintage,

Vintage 90s harley - vintage,

$50.00
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Harley chopper bobber - chopper,

Harley chopper bobber - chopper,

$124.99
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1946 harley solo wla - 1946,

1946 harley solo wla - 1946,

$7279.99
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Fits harley davidson - fits,

Fits harley davidson - fits,

$38.64
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Inch knucklehead engine - inch,

Inch knucklehead engine - inch,

$10404.99
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1939 harley davidson - 1939,

1939 harley davidson - 1939,

$39999.99
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Knucklehead engine shirt - knucklehead,

Knucklehead engine shirt - knucklehead,

$17.95
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Harley 447 - 447-30, 447-36

Harley 447 - 447-30, 447-36

$66.95
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1941 1947 knucklehead left - 1941-1947,

1941 1947 knucklehead left - 1941-1947,

$811.99
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Knucklehead engine plaque for - engine,

Knucklehead engine plaque for - engine,

$39.99
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Harley acorn nut kit engine

Harley acorn nut kit engine

$29.99
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Harley knucklehead rocker nut - knucklehead,

Harley knucklehead rocker nut - knucklehead,

$57.95
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Knucklehead engine belt buckle - engine,

Knucklehead engine belt buckle - engine,

$37.99
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Harley wl flathead - harley, vl

Harley wl flathead - harley, vl

$1579.99
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New vintage 1936 1947 - vintage,

New vintage 1936 1947 - vintage,

$4.99
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Knucklehead engine plaque - knucklehead,

Knucklehead engine plaque - knucklehead,

$39.99
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Knucklehead inch engine - knucklehead,

Knucklehead inch engine - knucklehead,

$4755.99
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1939 1947 harley rear intake - 1939-1947,

1939 1947 harley rear intake - 1939-1947,

$249.99
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Engine sprocket tooth for - 30,

Engine sprocket tooth for - 30,

$64.61
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Engine stand for harley - stand,

Engine stand for harley - stand,

$49.80
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Fits harley davidson - harley,

Fits harley davidson - harley,

$38.64
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Knucklehead engine case set - engine,

Knucklehead engine case set - engine,

$1846.99
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Harley knucklehead frame - knucklehead,

Harley knucklehead frame - knucklehead,

$275.00
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Colony engine motor - motor, case

Colony engine motor - motor, case

$56.99
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Knucklehead engine belt - knucklehead, buckle

Knucklehead engine belt - knucklehead, buckle

$37.99
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Adjustable for harley davidson - adjustable,

Adjustable for harley davidson - adjustable,

$63.80
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Harley davidson men - harley-davidson, men's

Harley davidson men - harley-davidson, men's

$24.00
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Knucklehead harley davidson - knucklehead, harley-davidson

Knucklehead harley davidson - knucklehead, harley-davidson

$38.00
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1945 1946 harley knucklehead - harley,

1945 1946 harley knucklehead - harley,

$3999.99
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Harley rigid ul - harley,

Harley rigid ul - harley,

$969.99
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1948 harley davidson panhead - 1948, harley-davidson

1948 harley davidson panhead - 1948, harley-davidson

$1000.00
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📊96 listings · from $4.99 · avg $2453.31

Browse 96 knucklehead engine listings currently in our index. Prices range from $4.99 to $39999.99, with an average of $2453.31. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about knucklehead engine →

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Everything you need to know about knucklehead engine

Whether you are looking for a brand-new or second-hand knucklehead engine, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at $4.99, while premium listings can reach $39999.99 — giving you a wide budget spread to work with. The average price of $2453.31 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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