Parts for MerCruiser Race Engine and Drive 500 EFI Exhaust Header (Design II) Straight-1.125 Inch Water Outlet

Revise Search: All Models > 500 EFI > 0M905089 - 0M907127 (USA) > Exhaust Header (Design II) Straight-1.125 Inch Water Outlet

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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	845233T 1	HEADER ASSEMBLY, Exhaust - Port (1 required per assembly)
		845233T 1 - Header Kit - Port [ More info ] $3,277.98 Available to order: Usually ships within 8 days.
#1	845234T 1	HEADER ASSEMBLY, Exhaust - Starboard (1 required per assembly)
		845234T 1 - Header Kit - Stbd [ More info ] $3,277.98 Available to order: Usually ships within 8 days.
#2	27-841234	GASKET, Exhaust Header (2 required per assembly)
		27-841234 - Gasket - Priced Individually [ More info ] $53.75 Available to order: Usually ships within 8 days.
#3	10-821131	SCREW, (.375-16 x 1.00) (16 required per assembly)
		10-821131 - Screw - Priced Individually [ More info ] $6.60 Available to order: Usually ships within 8 days.
#4	22-806608A 1	PLUG KIT, (.500-13) Royal Blue (2 required per assembly)
		22-806608A 1 - Plug Kit, Priced Individually [ More info ] $2.80 1 in stock.
		22-806608A02 - 22-806608A02 - PLUG ASSEMBLY (.5 [ More info ] Unavailable Replaced by 22-8M0119211
		22-8M0119211 - Drain Plug, Priced Individually, .5 inch x 13 [ More info ] $7.50 4 in stock.
		18-4226 - Blue Drain Plug, 22-806608A1 [ More info ] $3.99 $3.01 10+ in stock.
		22-806608Q01 - Plug Kit - Priced Individually [ More info ] $7.20 Available to order: Usually ships within 8 days.
#5	25-32509	O-RING, (.489 x .070) (2 required per assembly)
		25-32509 - O-Ring - Priced Individually [ More info ] $1.50 10+ in stock.
		18-7165-9 - O-Ring (PK5) , 0304174 [ More info ] $7.68 $4.19 1 in stock.
#6	845235A 1	TAILPIPE ASSEMBLY, Port, Bravo Models (1 required per assembly)
		845235A 1 - Tailpipe Assembly - Port [ More info ] $861.46 1 in stock.
		8M0053624 - Tailpipe Assembly - Port [ More info ] $893.83 Available to order: Usually ships within 8 days.
#6	845236A 1	TAILPIPE ASSEMBLY, Starboard, Bravo Models (1 required per assembly)
		845236A 1 - Tailpipe Assembly - Stbd [ More info ] $893.83 1 in stock.
#7	10-848886	T BOLT, (.250-20) (2 required per assembly)
		10-848886 - T Bolt [ More info ] $15.44 Available to order: Usually ships within 8 days.
#8	54-848885	CLAMP, Band Style (2 required per assembly)
		54-848885 - Clamp [ More info ] $203.22 Available to order: Usually ships within 8 days.
#9	11-826709 8	NUT, (.250-20) Stainless Steel (2 required per assembly)
		11-826709 8 - Nut - Priced Individually [ More info ] $5.10 Available to order: Usually ships within 8 days.
#10	27-848254	GASKET, Tailpipe (2 required per assembly)
		27-848254 - Gasket [ More info ] $19.94 Available to order: Usually ships within 8 days.
#11	54-18076 3	CLAMP, Worm Gear (4 required per assembly)
		54-18076 3 - Clamp [ More info ] $10.10 4 in stock.
#12	32-842418	HOSE, Molded (2 required per assembly)
		32-842418 - 32-842418 - HOSE Molded O [ More info ] Unavailable Replaced by 32-842418 1
		32-842418 1 - Molded Hose [ More info ] $24.10 $20.63 2 in stock.
#13	861776A 2	PLATE KIT, Exhaust Blockoff (1 required per assembly)
		861776A 2 - Exhaust Plate Kit [ More info ] $73.67 6 in stock.
#14	13-41471	LOCKWASHER, (.375) (4 required per assembly)
		13-41471 - LockWasher [ More info ] $1.50 Available to order: Usually ships within 8 days.
#15	10-98794	SCREW, (.375-16 x 1.00) (4 required per assembly)
		10-98794 - Screw [ More info ] $3.20 3 in stock.
		18-3231 - Bolt, 10-98794 [ More info ] $2.99 $2.41 4 in stock.
#16	22-842437	BUSHING, Drain Plug (AR required per assembly)
		22-842437 - Bushing [ More info ] $6.73 Available to order: Usually ships within 8 days.
#-	27-842129A 1	GASKET/SEAL SET, Engine Overhaul (1 required per assembly) - NOTE: See Gasket/Seal Set - Engine Overhaul Section For Complete Parts Listing
		27-842129A 1 - Gasket/Seal Set [ More info ] $822.76 Available to order: Usually ships within 8 days.