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 Developed in the harshest racing environments, our plugs use the highest-quality materials available – resulting in a plug design that performs well in cars, buggies, trucks, helis, boats and airplanes!

Car / Truck Application Chart

Part #	Mfg #	Suggested Use	Engine	Heat Range	Compare To
ODOG0099	99	High-performance race engines	.12 - .28	Medium	Novarossi 7, McCoy MC9
ODOG0499	99T	High-performance turbo race engines - warm/hot conditions	Turbo .12 - .28	Cold / Medium	OS Turbo
ODOG0497	97T	High-performance turbo race engines - cool/warm conditions	Turbo .12 - .28	Medium	OS Turbo
ODOG0077	77	High-performance small block race engines	.12 - .18	Medium / Hot	McCoy MC59, OS 8, A3
ODOG0477	77T	High-performance turbo small block race engines	Turbo .12 - .28	Medium / Hot	OS Turbo
ODOG0200	100	Big block monster truck	.21 - .50	Medium	McCoy MC59
ODOG0202	102	Small block monster truck	.12 - .18	Medium	TRAG3232, OSMG2700
ODOG0301	Red	Sport / RTR for cars, airplanes and boats	.12 -.45	Medium / Hot	McCoy MC55
ODOG0302	Purple	Sport / RTR excellent for cars and monster trucks	.12 - .50	Medium	McCoy MC8, MC59
ODOG0303	Blue	Sport / RTR excellent for cars and boats	.12 - .28	Cold / Medium	McCoy MC9

Airplane / Helicopter Application Chart

Part #	Mfg #	Suggested Use	Engine	Heat Range	Compare To
ODOG0547	47	Helicopter	.32 - .91	Medium / Hot	OS 8, A5
ODOG0548	47OS	Helicopter	.37 -.91 O.S. Engines Only	Medium / Hot	OS 8, A5
ODOG0301	Red	Airplane	.12 -.45	Medium / Hot	McCoy MC55

Boat Application Chart

Part #	Mfg #	Suggested Use	Engine	Heat Range	Compare To
ODOG0880	88	Sport / RTR boats with can style mufflers	.12 - .45	Cold / Medium	McCoy MC8
ODOG0890	89	High-performance boats with tuned pipes	.12 - 1.0	Cold	McCoy MC9
ODOG0301	Red	All Boats	.12 -.45	Medium / Hot	McCoy MC55
ODOG0302	Purple	All Boats	.12 -.45	Medium	McCoy MC8, MC59
ODOG0303	Blue	All Boats	.12 -.45	Cold / Medium	McCoy MC9

 

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Recommended and used by some of the worlds leading engine manufacturers, McCoy plugs are the only choice for your engine.

MC-4C : 4-cycle plug and used in all Saito engines.

MC-55: The MC-55 is considered a hot plug and is designed to run on fuel with a low nitro content. Applications for this plug would be planes, tether cars, etc.

MC-59: Like the MC-55, the MC-59 is considered a hot plug. The difference between the 55 and 59 is that the MC-59 is designed to run on fuel with a higher nitro content (low to medium nitro content) than the MC-55. Applications: Boats, planes, helicopters, and cars.

MC-8: The MC-8 is a medium to cold plug, designed to run on fuels with a medium to high nitro content. Applications: Boats, cars, and planes.

MC-9: The McCoy MC-9 is considered a cold plug and is designed to run on fuels with a medium to high nitro content. Applications: Cars, boats, ducted fan and Giant Scale planes.

MC-14: The MC-14 is a hot plug, designed for helicopters and 4-stroke engines. This plug has a 24K gold stem.