Marine Engine (Inboard)

CRUSADER

200 cu.in.

Model	Year	Standard Plug	Gap (mm)
	1979	T20P-U	0.9

229 cu.in.

Model	Year	Standard Plug	Gap (mm)
	1979-80	T20P-U	0.9
	1981-84	T20PR-U	0.9

262 cu.in.

Model	Year	Standard Plug	Gap (mm)
	1985-98	T20PR-U	0.9

292 cu.in.

Model	Year	Standard Plug	Gap (mm)
	1971-80	T20P-U	0.9

302 cu.in.

Model	Year	Standard Plug	Gap (mm)
	1974-75	MA20PR-U	0.8

305 cu.in. Model 190, 220

Model	Year	Standard Plug	Gap (mm)
	1976-96	T20PR-U	0.9

350 cu.in. Model 270

Model	Year	Standard Plug	Gap (mm)
	1971-98	T20PR-U	0.9

351 cu.in. 255

Model	Year	Standard Plug	Gap (mm)
	1974-75	MA20PR-U	0.8

427 cu.in.

Model	Year	Standard Plug	Gap (mm)
	1968-80	W22FP-U	0.9

454 cu.in.

Model	Year	Standard Plug	Gap (mm)
	1972-80	T20P-U	0.9
	1981-98	T20R-U	0.9

CS185, CS220, CS250

Model	Year	Standard Plug	Gap (mm)
Charger Series		W20S-U	0.6

CS280

Model	Year	Standard Plug	Gap (mm)
Charger Series		W20ES-U	0.6

320

Model	Year	Standard Plug	Gap (mm)
Charger Series		W20ES-U	0.6

185, 190, 220, 230, 250

Model	Year	Standard Plug	Gap (mm)
Boat Builder Series		W20S-U	0.6

280

Model	Year	Standard Plug	Gap (mm)
Boat Builder Series		W20ES-U	0.9

Mark 140, 170, 200, 225

Model	Year	Standard Plug	Gap (mm)
Boat Builder Series		W20S-U	0.6

Models 170J, 185, 200J, 210, 230, 230J

Model	Year	Standard Plug	Gap (mm)
Boat Builder Series		W20S-U	0.6

Mark 275, 300, 325

Model	Year	Standard Plug	Gap (mm)
Boat Builder Series		W22S-U	0.8

Mark 240, Model 280

Model	Year	Standard Plug	Gap (mm)
Boat Builder Series		W20ES-U	0.8

CS100, CS150, CS165, CS280

Model	Year	Standard Plug	Gap (mm)
Boat Builder Series		W20ES-U	0.8

CS180, CS220, CS250, CM, Cadillac

Model	Year	Standard Plug	Gap (mm)
Boat Builder Series		W20S-U	0.8

CS320

Model	Year	Standard Plug	Gap (mm)
Boat Builder Series		W20ES-U	0.8

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