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Hydraulic filter fits - hydraulic,
$73.99
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International farmall 544 - international,
$724.99
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International farmall 656 666 - farmall,
$75.00
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Head gasket set - set, 756
$168.99
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Iron heart 666n - heart, selvedge
$178.00
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Iron heart 666s indigo - iron,
$300.00
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Iron heart 666s - heart, 14oz
$225.00
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Farmall international 656 666 - international,
$83.97
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Start switch oem quality - switch,
$15.99
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Hood ornament 1066 1466 - 1066, 1566
$24.97
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Farmall tractor 544 656 - farmall,
$14.99
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Hydraulic pump for - for, ih
$247.00
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403562r2 key switch for - key,
$18.31
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3340 small frame left step - small,
$599.99
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Aluminum tractor radiator for - tractor,
$249.00
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Muffler fits 666 686 - ih,
$178.99
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Tractor radiator fits case - tractor, ih
$487.99
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Throttle knob for 454 - throttle,
$9.99
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Distributor rotor button for - rotor,
$10.95
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Hood emblem for 666 766 - 666,
$15.99
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International harvester - international,
$18.43
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Fuel return kit for - return,
$29.95
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International harvester 666 - harvester, ih
$24.99
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Key fits - ih,
$8.23
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Key fits - key,
$8.23
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4row aluminum radiator - aluminum, fits
$329.00
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544 656 666 tractor battery - 544,
$105.81
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Steering control valve upper - steering,
$57.99
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391446r91 brake actuator - brake, fits
$134.00
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656 666 686 664 - , 2656
$499.99
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Carburetor rebuild kit - carburetor,
$67.99
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396352r91 65427c1 tractor - 396352r91,
$247.00
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International 666 686 hydro - 686,
$23.51
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Tune kit fits farmall - fits, ih
$109.99
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Choke cable for farmall - choke,
$34.89
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Carburetor kit zck05 - kit, case
$36.49
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Fender grommets for ih - 2,
$10.00
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Atk9bir ignitition tune kit - atk9bir,
$25.00
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Drawbar 389360r1 fits case - fits,
$394.20
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Hydraulic pump for - hydraulic,
$247.00
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388737r1 right hand - 388737r1, dash
$116.00
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Iron heart 666s selvedge - iron,
$275.00
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Cowl cover right - cowl, hand
$116.00
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Shifter knob for - knob,
$15.00
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403562r2 key switch for - 403562r2,
$18.31
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Iron heart 666s 21oz - iron,
$280.00
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Gas cap long for - gas,
$32.00
Buy It Now
Hydraulic filter 340 - hydraulic,
$39.97
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Die cast chrome plated - cast, hood
$24.99
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Throttle knob for 384 - throttle, 454
$21.99
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Hydraulic pump for - hydraulic, ih
$476.99
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Aluminum radiator for case - case, ih
$247.00
Buy It Now
403562r2 key switch - for, ih
$18.31
Buy It Now
Ignition kit for - ignition, ih
$37.95
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Farmall 544 656 - farmall,
$45.00
Buy It Now
Distributor cap tune up - cap, &
$48.00
Buy It Now
Row tractor radiator - 4, for
$329.00
Buy It Now
388625r93 trans disc - trans, fits
$79.56
Buy It Now
368298r1 brake rod - brake, ball
$17.99
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Farmall 666 686 - ,
$100.00
Buy It Now
International 666 686 gas - ih,
$84.95
Buy It Now
Transmission shifter knob - knob, w/
$21.00
Buy It Now
Iron heart 666 xhs w31 - iron,
$399.00
Buy It Now
Gauge cluster for - for, ih
$207.95
Buy It Now
Farmal 656 666 686 - , 666,
$45.00
Buy It Now
Steering wheel and cap for - for, ih
$63.00
Buy It Now
Thermostat bypass hose - hose, fits
$16.99
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Key switch fits - key,
$18.31
Buy It Now
Rubber throttle knob fits - knob,
$21.99
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Xyzil key switch 366313r91 - xyzil,
$30.02
Buy It Now
Exhaust manifold for - ih, 460
$226.94
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Farmall 656 666 686 - farmall, 666,
$200.00
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Light switch for - light,
$51.00
Buy It Now
Key for fits - ih,
$23.04
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International farmall 666 686 - farmall,
$15.62
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402033r1 hydro tachometer - 402033r1,
$200.91
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Farmall 666 686 - farmall,
$75.00
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Water pump for 340 - water, 460
$94.99
Buy It Now
388180r2 gear shift - 388180r2,
$19.99
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Key switch fits - ih,
$18.31
Buy It Now
Iron heart 666s 142od 14oz - heart,
$279.00
Buy It Now
2pk aftermarket tie - 2pk, for
$215.47
Buy It Now
Fits farmall fan belt - ih/fits,
$22.99
Buy It Now
4row tractor radiator - tractor, case
$329.00
Buy It Now
Glow plug switch 393209r1 for - glow,
$8.66
Buy It Now
Carburetor rebuild kit - carburetor, ih
$29.99
Buy It Now
International harvester shop - international,
$23.55
Buy It Now
Steering control valve upper - control,
$57.99
Buy It Now
Distributor cap for - distributor, ih
$16.00
Buy It Now
Farmall 656 666 686 4th - ih, 666,
$399.00
Buy It Now
Farmall international - farmall,
$34.99
Buy It Now
Hydraulic filter fits farmall - hydraulic,
$73.99
Buy It Now
Farmall 666 686 hydro - ih,
$125.00
Buy It Now
Distributor rotor button - distributor,
$8.00
Buy It Now
All aluminum radiator fit case - radiator,
$247.00
Buy It Now
Scs9982 cushion set - cushion, made
$158.95
Buy It Now
Looking for more ih 666?
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Browse 96 ih 666 listings currently in our index. Prices range from $8 to $724.99, with an average of $128.33. 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 ih 666 →
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Whether you are looking for a brand-new or second-hand ih 666, 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 $8, while premium listings can reach $724.99 — giving you a wide budget spread to work with. The average price of $128.33 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.