Parts for MerCruiser Race Engine and Drive 525 EFI Engine Components (Cylinder Block & Camshaft)

Revise Search: All Models > 525 EFI > 0M956327 - 0M962885 (USA) > Engine Components (Cylinder Block & Camshaft)

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View diagram and parts list below. Tap to zoom. Scroll down to order.
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 ]

#	27-843073A06	GASKET/SEAL SET, Engine Overhaul (1 required per assembly) - NOTE: See Gasket/Seal Set - Engine Overhaul Section For Complete Parts Listing
		27-843073A06 - Engine Overhaul Gasket Set [ More info ] $1,735.46 Available to Order: Usually ships within 10 days.
#1	841178A05	PARTIAL ENGINE ASSEMBLY (1 required per assembly) - NOTE: Bravo Models With Driveline Also Require Pilot Bushing Part Number 23-823108
		841178A05 - Partial Engine Assembly [ More info ] Unavailable
#2	22-32561	PLUG, Pipe - Allen Head (.250-18), Oil Gallery Rear Cam Plugs (3 required per assembly)
		22-32561 - Plug - Priced Individually [ More info ] $4.43 10+ In Stock.
		22-8M0204652 - PLUG @2 [ More info ] Unavailable
#3	17-843379	PIN, Dowel (.6206/.6211 x 1.20), Flywheel Housing (2 required per assembly)
		17-843379 - Pin -Dowel [ More info ] Unavailable
#4	22-32802 2	PLUG, Pipe (.125-27) Brass (1 required per assembly) SN# 0M959863 & Up
		22-32802 2 - Brass Pipe Plug, Priced Individually [ More info ] $7.30 Available to Order: Usually ships within 10 days.
		18-4263 - Pipe Plug, 1/8-27 NPT, Brass [ More info ] $5.19 $4.70 10+ In Stock.
#5	805218T	SENSOR, Coolant Temperature (1 required per assembly)
		805218T - Temperature Sensor [ More info ] $67.58 In Stock
		18-7600 - Sensor 805218T [ More info ] $57.49 $52.08 4 In Stock.
		E13-0009 - Coolant Temp Sensor [ More info ] $37.53 2 In Stock.
#6	19-8M0007929	PLUG, Block Off (1 required per assembly)
		19-8M0007929 - Plug -Block Off [ More info ] $15.19 Available to Order: Usually ships within 10 days.
#8	22-36373	PLUG, (.375-18) Hex - Steel (1 required per assembly) - NOTE: Bottom Of Block Oil Plug
		22-36373 - Plug [ More info ] $5.50 1 In Stock.
		228M0204657 - PLUG [ More info ] $5.50 Available to Order: Usually ships within 10 days.
#9	22-64013	FITTING, (.375 Male To .125 Female) (1 required per assembly)
		22-64013 - Reducer [ More info ] $14.10 Available to Order: Usually ships within 10 days.
#10	881879011	SENSOR, Pressure (0 - 100 PSI), Oil Pressure (1 required per assembly)
		881879011 - Pressure Sensor [ More info ] Unavailable
		881879T11 - Pressure Sensor [ More info ] $189.25 In Stock
#11	22-36382	FITTING, (.250-18 x .62) Brass, Lower Side Of Block (2 required per assembly)
		22-36382 - Plug [ More info ] $5.30 Available to Order: Usually ships within 10 days.
		18-8111-9 - Pipe Plug, 1/4 Inch, (Pack of 3) [ More info ] $10.54 $10.11 8 In Stock.
		18-4256 - Plug, 1/4 Inch Brass, Sold Individually [ More info ] $2.39 10+ In Stock.
#12	19-34270	EXPANSION PLUG, (1.625) (6 required per assembly)
		19-34270 - Freeze Plug, 1-5/8 Inch [ More info ] $9.40 Available to Order: Usually ships within 10 days.
#13	17-845758	PIN, Dowel, .660 Relaxed Outside Diameter x .500 (4 required per assembly)
		17-845758 - Pin, Dowel, Cylinder Head Locating [ More info ] $1.73 10+ In Stock.
		17-52190 - Pin -Dowel [ More info ] $10.50 $8.92 9 In Stock.
#14	17-843143	PIN, Spring, Port Side - Timing Cover (1 required per assembly)
		17-843143 - Pin, Spring, Port Side - Timing Cover [ More info ] $2.11 Available to Order: Usually ships within 10 days.
#16	845606	PLUG, (.250-18 x .410) Allen Head With Hole, Oil Gallery (2 required per assembly)
		845606 - Plug [ More info ] Unavailable
		22-8M0044324 - Plug [ More info ] $4.60 Available to Order: Usually ships within 10 days.
#18	10-16498	SCREW, (.375-16 x .750) Button Head - Stainless Steel (2 required per assembly) SN# 0M959863 & Up
		10-16498 - Screw [ More info ] $2.60 Available to Order: Usually ships within 10 days.
#19	8M0001406	PLATE, Block Off - Fuel Pump (1 required per assembly) SN# 0M959863 & Up
		8M0001406 - Block Off Plate [ More info ] $14.60 Available to Order: Usually ships within 10 days.
#20	27-34213	GASKET, Block Off Plate (1 required per assembly) SN# 0M959863 & Up
		27-34213 - Gasket [ More info ] $3.80 10+ In Stock.
		18-0889-9 - Gasket 27-34213 2-Pack [ More info ] $5.99 $4.44 3 In Stock.
#21	22-39072 1	PLUG, Pipe (.125-27) Brass (1 required per assembly) SN# 0M959863 & Up
		22-39072 1 - Plug - Priced Individually [ More info ] $8.90 2 In Stock.
#23	10-841389	SCREW, (.312-18 x .620) (2 required per assembly) - Design I - With Support
		10-841389 - Screw [ More info ] $1.60 Available to Order: Usually ships within 10 days.
#24	845755	RETAINER, Lifter Guide (1 required per assembly)
		845755 - Retainer-LIFTER [ More info ] Unavailable
		8M0050807 - Lifter Retainer [ More info ] $52.67 Available to Order: Usually ships within 10 days.
#25	816073	SHIELD, Oil Intake (1 required per assembly)
		816073 - Shield [ More info ] Unavailable
		845756 - Shield [ More info ] $31.11 3 In Stock.
		845756T - Shield [ More info ] $117.25 Available to Order: Usually ships within 10 days.
#26	12-63032	WASHER, (.320 x 1.00 x .120) Stainless Steel (2 required per assembly) - Design I - With Support
		12-63032 - Washer, (.320 X 1.00 X .120) Stainless Steel [ More info ] $0.99 10+ In Stock.
#28	842956	SUPPORT, Oil Pump Drive (1 required per assembly) - Design I SN# 0M956327 THRU 0M959862
		842956 - Support [ More info ] $41.21 Available to Order: Usually ships within 10 days.
#29	10-73657	SCREW, (.312-18 x 1.50) (1 required per assembly) - Design I - With Support
		10-73657 - Screw - Priced Individually [ More info ] $3.30 Available to Order: Usually ships within 10 days.
#30	23-842963	SPACER (1 required per assembly) - Design I - With Support
		23-842963 - Spacer [ More info ] $34.49 Available to Order: Usually ships within 10 days.
#32	11-826709 10	NUT, (.312-18) Stainless Steel (1 required per assembly) - Design I - With Support
		11-826709 10 - Nut, (.312-18) Stainless Steel [ More info ] $6.90 4 In Stock.
#33	881669	DRIVE, Oil Pump (1 required per assembly)
		881669 - Drive - Oil Pump [ More info ] Unavailable
		8M0045287 - Drive-Oil Pump [ More info ] Unavailable
		8M0099549 - 8M0099549 - DRIVER Oil Pump [ More info ] Unavailable Replaced by -8M0114791
		8M0114791 - Oil Pump Drive [ More info ] $105.92 Available to Order: Usually ships within 10 days.
#34	10-35386	SCREW, (.312-18 x 1.00) (1 required per assembly) - Design II - Without Support
		10-35386 - Screw - Priced Individually [ More info ] $1.10 Available to Order: Usually ships within 10 days.
#35	12-56720	WASHER, (.330 x .750 x .060) Stainless Steel (1 required per assembly) - Design II - Without Support
		12-56720 - Washer, (.330 X .750 X .060) Stainless Steel [ More info ] $1.70 Available to Order: Usually ships within 10 days.
#36	19-94140	EXPANSION PLUG (1 required per assembly)
		19-94140 - Plug [ More info ] $4.80 $0.96 2 In Stock.
#37	845754	GUIDE, Lifter (8 required per assembly)
		845754 - Guide - Lifter [ More info ] $7.80 1 In Stock.
#38	849947T	LIFTER (16 required per assembly)
		849947T - LIFTER [ More info ] Unavailable
		849947T01 - Lifter [ More info ] $171.92 Available to Order: Usually ships within 10 days.
#39	2409-840919T	CAMSHAFT (1 required per assembly)
		2409-840919T - 8M0043065 [ More info ] Unavailable
		4008M0043065 - CamShaft [ More info ] $1,579.73 Available to Order: Usually ships within 10 days.
#40	92-15875	LUBE, Camshaft (8 Ounces) (AR required per assembly)
		92-15875 - Lube - CamShaft [ More info ] Unavailable
#41	23-85684	BEARING SET (1 required per assembly)
		23-85684 - Bearing Unit - Camshaft [ More info ] $119.75 Available to Order: Usually ships within 10 days.
#42	17-843378	PIN, Dowel (.250) (1 required per assembly)
		17-843378 - Pin, Dowel (.250) [ More info ] $15.40 1 In Stock.
#43	845941	RETAINER, Gear Thrust (1 required per assembly)
		845941 - Retainer [ More info ] $25.17 Available to Order: Usually ships within 10 days.
#44	10-845943	SCREW, (.250-20 x .500) (2 required per assembly)
		10-845943 - Screw [ More info ] $6.50 Available to Order: Usually ships within 10 days.
#45	8M8023355	TIMING SET KIT (1 required per assembly)
		8M8023355 - Timing Set Kit [ More info ] $316.03 Available to Order: Usually ships within 10 days.
#46	NSS	NOT SOLD SEPARATE, Crankshaft Sprocket (1 required per assembly)
		NSS - NOT SOLD SEPARATE [ More info ] Unavailable
#48	8M0000102	WHEEL, Sensor Target (1 required per assembly)
		8M0000102 - WHEEL-TARGET [ More info ] Unavailable
		8M0050760 - Wheel-TARGET [ More info ] $34.58 Available to Order: Usually ships within 10 days.
#49	10-845942	SCREW, (.312-18 x .750) (3 required per assembly)
		10-845942 - Screw [ More info ] Unavailable
		10-8M0043993 - Screw [ More info ] $1.60 Available to Order: Usually ships within 10 days.