Parts for MerCruiser 230 (4 Barrel.) GM 305 V-8 1985-1986 Cylinder Head & Rocker Cover

Revise Search: All Models > 230 (4 Barrel.) GM 305 V-8 1985-1986 > 6218462 - 0B525981 > Cylinder Head & Rocker Cover

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• View diagram and parts list below.
Each product listed is an OEM or aftermarket equivalent part. [ Example ]

Engine section

Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
Each product listed is an OEM or aftermarket equivalent part. [ Example ]

#1	79961	COVER, ROCKER (2 required per assembly)
		79961 - 79961 - COVER O [ More info ] Unavailable Replaced by -79961T 1
		79961T 1 - COVER-ROCKER O NLA [ More info ] Unavailable
#2	49288	CAP ASSEMBLY, Oil Filler (1 required per assembly)
		49288 - Cap [ More info ] $18.70 10+ in stock.
		17345 - Oil Filler Cap [ More info ] $25.84 Available to order: Usually ships within 8 days.
#3	10-35366	SCREW, (.250-20 x .563), ROCKER COVER (8 required per assembly) USE WITHOUT REINFORCEMENT
		10-35366 - Screw - Priced Individually [ More info ] $9.00 10+ in stock.
#4	27-52202	GASKET, ROCKER COVER (2 required per assembly) USE WITHOUT REINFORCEMENT
		27-52202 - 27-52202 - GASKET O [ More info ] Unavailable Replaced by 27-11999
		27-11999 - Gasket [ More info ] $28.60 $24.50 Available to order: Usually ships within 8 days.
		18-2845 - Gasket, 912965, 27-11999 [ More info ] $25.99 $19.94 1 in stock.
#4	27-11999	GASKET, ROCKER COVER (2 required per assembly) USE WITH REINFORCEMENT
#5	11994	REINFORCEMENT, ROCKER COVER STUD (8 required per assembly) USE WITH REINFORCEMENT
		11994 - Bracket, NLA [ More info ] $10.00 10+ in stock.
#6	16-11995	STUD, ROCKER COVER (8 required per assembly) USE WITH REINFORCEMENT
		16-11995 - Stud, NLA [ More info ] $4.50 10+ in stock.
#7	11-11996	NUT, ROCKER COVER STUD (8 required per assembly) USE WITH REINFORCEMENT
		11-11996 - Nut [ More info ] $14.30 5 in stock.
#8	99948	PUSH ROD, VALVE PUSH (DOUBLE BALL END) (16 required per assembly)
		99948 - Push Rod [ More info ] $8.00 1 in stock.
#9	87284	VALVE, EXHAUST (8 required per assembly) 228/230/260- STANDARD
		87284 - Exhaust Valve [ More info ] $37.50 3 in stock.
#9	87301	VALVE, EXHAUST (AR required per assembly) 228/230/260- .015 O.S.
		87301 - 87301 - VALVE O [ More info ] Unavailable Replaced by -883265
		883265 - VALVE-EXH +.015 O NLA [ More info ] Unavailable
#9	85803	VALVE, EXHAUST (8 required per assembly) 898/200 - STANDARD
		85803 - Exhaust Valve, NLA [ More info ] $14.91 Available to order: Usually ships within 8 days.
#9	49076	VALVE, EXHAUST (AR required per assembly) 898/200 - .015 O.S.
		49076 - Valve, NLA [ More info ] $15.00 7 in stock.
#10	97661	VALVE, INLET (8 required per assembly) 260 - STANDARD
		97661 - Valve [ More info ] $15.16 2 in stock.
#10	97662	VALVE, Intake (AR required per assembly) 260 - .015 O.S.
		97662 - Valve, NLA [ More info ] $75.00 4 in stock.
#10	94912	VALVE, INLET (8 required per assembly) 228/230 - STANDARD
		94912 - Valve [ More info ] $19.00 9 in stock.
#10	98603	VALVE, INLET (AR required per assembly) 228/230 - .015 O.S.
		98603 - VALVE O NLA [ More info ] Unavailable
#10	62421	VALVE, INLET (8 required per assembly) 898/200 - STANDARD
		62421 - Inlet Valve, NLA [ More info ] $22.00 10+ in stock.
#10	62422	VALVE, INLET (AR required per assembly) 898/200 - .015 O.S.
		62422 - Valve, NLA [ More info ] $8.00 10+ in stock.
#11	26-34217	SEAL, VALVE (INLET AND EXHAUST) (16 required per assembly)
		26-34217 - Seal - Priced Individually [ More info ] $1.80 $1.22 10+ in stock.
		18-0518 - Seal, 26-34217 [ More info ] $1.99 $1.11 10+ in stock.
#12	26-97664	SEAL, VALVE (INLET) (8 required per assembly)
		26-97664 - 26-97664 - SEAL O [ More info ] Unavailable Replaced by 26-8M0050563
		26-8M0050563 - Seal [ More info ] $8.30 Available to order: Usually ships within 8 days.
#13	24-48347	SPRING, VALVE (INLET AND EXHAUST) (16 required per assembly)
		24-48347 - Spring [ More info ] $8.10 10 in stock.
#14	34518	SHIELD, VALVE SPRING CAP (16 required per assembly)
		34518 - Shield [ More info ] $1.70 3 in stock.
		34518001 - SHIELD O NLA [ More info ] Unavailable
#15	48348	CAP, INLET VALVE (8 required per assembly)
		48348 - CAP O NLA [ More info ] Unavailable
#16	11965	ROTATOR, VALVE SPRING - EXHAUST VALVE (8 required per assembly)
		11965 - Rotator [ More info ] $14.15 10+ in stock.
#17	28-54797	KEY, VALVE STEM (32 required per assembly)
		28-54797 - 28-54797 - KEY O [ More info ] Unavailable Replaced by 28-54797 1
		28-54797 1 - Key - Priced Individually [ More info ] $12.60 Available to order: Usually ships within 8 days.
#18	35329	ARM KIT, Rocker (16 required per assembly)
		35329 - Arm Kit - Rocker [ More info ] $16.59 1 in stock.
		18-4492 - Rocker Arm, 35329 [ More info ] $17.99 $14.98 Available to order: Usually ships within 8 days.
#19	35331	BALL, Rocker Arm (16 required per assembly)
		35331 - Ball - Rocker Arm [ More info ] $2.10 10+ in stock.
#20	11-34516	NUT, ROCKER VALVE ARM STUD (16 required per assembly)
		11-34516 - Nut - Priced Individually [ More info ] $3.40 Available to order: Usually ships within 8 days.
#21	938-7499	CYLINDER HEAD ASSEMLBY (2 required per assembly) (260)
		938-7499 - CYLINDER HEAD ASS O NLA [ More info ] Unavailable
#21	938-8549	CYLINDER HEAD ASSEMBLY (2 required per assembly) (228/230)
		938-8549 - CYLINDER HEAD ASS O NLA [ More info ] Unavailable
#21	938-8162	CYLINDER HEAD ASSEMBLY (2 required per assembly) (898/200)
		938-8162 - Cylinder Head, NLA [ More info ] $250.00 2 in stock.
#22	16-34522	STUD, ROCKER VALVE ARM (AR required per assembly) (.003 O.S.)
		16-34522 - Stud [ More info ] $5.80 8 in stock.
#22	16-34521	STUD, ROCKER VALVE ARM (AR required per assembly) (.013 O.S.)
		16-34521 - STUD [ More info ] $18.03 6 in stock.
#23	27-75611	GASKET, CYLINDER HEAD (2 required per assembly)
		27-75611 - Gasket [ More info ] $40.00 3 in stock.
		27-75611001 - Gasket [ More info ] $47.50 1 in stock.
		18-3876 - Head Gasket 27-75611, 914971 [ More info ] $39.99 $31.94 4 in stock.
#24	10-11968	SCREW, (.437-14 x 1.750), CYLINDER HEAD TO CYLINDER BLOCK (16 required per assembly)
		10-11968 - Screw [ More info ] $11.80 Available to order: Usually ships within 8 days.
#25	10-11967	BOLT, (3 In.), CYLINDER HEAD TO CYLINDER BLOCK (3") (4 required per assembly)
		10-11967 - 10-11967 - BOLT (3 In.) O [ More info ] Unavailable Replaced by 10-11967 1
		10-11967 1 - Screw [ More info ] $12.20 Available to order: Usually ships within 8 days.
#26	10-11966	SCREW, (.437-14 x 3.750), CYLINDER HEAD TO CYLINDER BLOCK (14 required per assembly)
		10-11966 - Screw [ More info ] $11.80 Available to order: Usually ships within 8 days.