Cylinder Block & End Caps for Mercury / Mariner (135 / 140 / 150 / 200 / Xr6 / Magnum Iii / 140jet (2.5l)(Carb)) Engine

Start Over Different Model > Different Engine Section > Cylinder Block and End Caps

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 ]

Engine Diagram

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 ]

# — 823434T00 — POWERHEAD ASSEMBLY (1 required per assembly) — (140/150/XR6/MAGNUM III)
		823434T00 - ORDER 828434R00 [ More info ] Unavailable
# — 815791A00 — GASKET SET, Engine, Cylinder head o-rings and seal not included (1 required per assembly)
		27-815791A00 - Powerhead Gasket Set, Cylinder Head O-Rings and Seal Not Included [ More info ] $234.67 Available to Order: Usually ships within 10 days.
		18-64217 - Powerhead Gasket Set 27-815791A00 [ More info ] $201.82 $183.36 2 In Stock.
# — 813043T00 — POWERHEAD ASSEMBLY (1 required per assembly) — (200)
		813043T00 - Powerhead 2.5L Efi [ More info ] Unavailable
# — 878365T00 — POWERHEAD ASSEMBLY (1 required per assembly) — (135)
		878365T00 - Ord 812815R97, NLA [ More info ] Unavailable
#1 — 859211T 2 — CYLINDER BLOCK (1 required per assembly) — (135)
		884-859211T 2 - Cylinder Block [ More info ] Unavailable
#1 — 858257T 7 — CYLINDER BLOCK ASSEMBLY (1 required per assembly) — (140/150/XR6/MAG. III )
		884-858257T 7 - Cylinder Block Assembly [ More info ] Unavailable
#1 — 858257T 9 — CYLINDER BLOCK ASSEMBLY (1 required per assembly) — (200)
		884-858257T 9 - Cylinder Block [ More info ] Unavailable
#2 — 818138 4 — STUD, (1.750 Inches) (6 required per assembly)
		16-818138 4 - STUD [ More info ] Unavailable
		16-8M0034455 - Stud [ More info ] $13.90 Available to Order: Usually ships within 10 days.
#3 — 67065 3 — STUD, (.375 x 5.620) (5-1/2 IN.) (2 required per assembly) — SN# 0T979999 & Below
		16-67065 3 - Stud - Priced Individually [ More info ] Unavailable
		16-67065 4 - Stud - Priced Individually [ More info ] $16.30 2 In Stock.
#3 — 67065 4 — STUD, (.375-16/.375-24 x 5.620) (2 required per assembly) — (2.375 x 5.62) SN# 0T980000 & Up
#3 — 78438 5 — STUD, (.375-16/.375-24 x 6.870) (6-3/4 IN.) (2 required per assembly)
		16-78438 5 - Stud [ More info ] Unavailable
		16-8M0034454 - Stud [ More info ] $15.40 3 In Stock.
#4 — 43044 — PIN, Dowel - Without Hole (.375 x .625) (2 required per assembly)
		17-43044 - Pin -Dowel-solid [ More info ] $2.40 Available to Order: Usually ships within 10 days.
#5 — 67296 — PIN (BEARING RACE) (2 required per assembly)
		17-67296 - Pin, Dowel - Center Main [ More info ] Unavailable
		17-8M0036405 - Pin - Center Main [ More info ] $4.20 Available to Order: Usually ships within 10 days.
#6 — 11338 — GASKET (2 required per assembly) — (USE WHERE APPLICABLE)
		27-11338 - Crankcase Sealing Gasket [ More info ] $2.90 2 In Stock.
		18-2513 - Gasket 27-11338 [ More info ] $3.64 $2.36 10 In Stock.
#7 — 42249 1 — COVER, Starter Motor (UPPER) (1 required per assembly)
		42249 1 - Cover [ More info ] $36.00 1 In Stock.
		8M0088723 - Starter Bracket [ More info ] $123.50 Available to Order: Usually ships within 10 days.
#8 — 828213 — SCREW, (.312-18 x 1.500) Hex Flange (2 required per assembly)
		10-828213 - Screw - Priced Individually [ More info ] $1.70 Available to Order: Usually ships within 10 days.
#9 — 76867 — COVER (LOWER) (1 required per assembly)
		76867 - Cover [ More info ] $27.23 1 In Stock.
#10 — 828214 — SCREW, (.312-18 x 2.00) Hex Flange (2 required per assembly)
		10-828214 - SCREW (.312-18 x 2.00) [ More info ] $1.70 Available to Order: Usually ships within 10 days.
#11 — 878105 1 — CHECK VALVE (1 required per assembly)
		21-878105 1 - Check Valve [ More info ] $34.08 3 In Stock.
#12 — 99448 — BUSHING (1 required per assembly)
		23-99448 - Bushing [ More info ] $7.20 1 In Stock.
#13 — 66717 — SCREW, (.375-16 x 3.250) (8 required per assembly)
		10-66717 - Screw [ More info ] $4.90 $4.16 6 In Stock.
#13 — 74824 — SCREW, (.312-18 x 1.250) (6 required per assembly)
		10-74824 - Screw - Priced Individually [ More info ] $1.70 4 In Stock.
#14 — 26852 — CAP, Nylon (1 required per assembly)
		26852 - Nylon Cap [ More info ] $3.80 Available to Order: Usually ships within 10 days.
#15 — 64022 — SCREW, (.250-20 x 2.125) (1 required per assembly)
		10-64022 - Screw [ More info ] $3.60 5 In Stock.
#16 — 64015 — NUT, (.250-20) (1 required per assembly)
		11-64015 - Nut (1 /4-20) [ More info ] $2.70 Available to Order: Usually ships within 10 days.
#17 — NSS — NOT SOLD SEPARATE, Plug (1 required per assembly)
		NSS - NOT SOLD SEPARATE [ More info ] Unavailable
#18 — 858521T 1 — END CAP ASSEMBLY, Upper (1 required per assembly)
		1159-858521T 1 - End Cap Assembly - Upper [ More info ] $329.67 Available to Order: Usually ships within 10 days.
#19 — 54029 — O-RING, (2.800 x .103) (1 required per assembly)
		25-54029 - O-ring (2.8 X .103 In) [ More info ] $4.00 10+ In Stock.
#20 — 16756A 4 — BEARING KIT (1 required per assembly)
		31-16756A 4 - Bearing Kit [ More info ] $69.75 Available to Order: Usually ships within 10 days.
#22 — 41953 — SEAL (1 required per assembly)
		26-41953 - Oil Seal - Priced Individually [ More info ] $19.45 10+ In Stock.
		18-2016 - Seal, 26-41953 [ More info ] $13.99 5 In Stock.
#23 — 881190 — SCREW, (.312-18 x 1.00) (4 required per assembly)
		10-881190 - Screw [ More info ] $1.40 Available to Order: Usually ships within 10 days.
#24 — 15094 — STUD, (.190-32 x 1.870) (1 required per assembly)
		16-15094 - Stud [ More info ] $1.50 10+ In Stock.
#25 — 23567 — CLIP (1 required per assembly)
		54-23567 - Clip [ More info ] $5.60 $1.12 10+ In Stock.
#26 — 857167 — BRACKET (1 required per assembly)
		857167 - Bracket [ More info ] $3.59 $3.56 10+ In Stock.
#27 — 68513 — SCREW, (#10-32 x .375) Stainless Steel (1 required per assembly)
		10-68513 - Screw [ More info ] $1.30 10 In Stock.
#28 — 67269 — SPACER (1 required per assembly)
		23-67269 - Spacer - Flywheel Cover Stud [ More info ] $4.50 Available to Order: Usually ships within 10 days.
#29 — 49221 — WASHER, (.187 x .500 x .062) Neoprene (3 required per assembly)
		12-49221 - Washer, (.187 X .500 X .062) Neoprene [ More info ] Unavailable
		12-8M0204663 - Washer, Sold Individually [ More info ] $1.20 6 In Stock.
#30 — 816874 — WING NUT, (#10-32) (3 required per assembly)
		11-816874 - Wing Nut [ More info ] $4.90 3 In Stock.
#31 — 857185T 1 — CONTROL MODULE (1 required per assembly)
		857185T 1 - Ignition Controller [ More info ] $402.79 Available to Order: Usually ships within 10 days.
		144-7185 - Timing Protection Module - TPM - 6 Cylinder Mercury [ More info ] $402.77 $354.53 In Stock
#32 — 69020 1 — SCREW, (#10-32 x .875) (3 required per assembly)
		10-69020 1 - Screw [ More info ] $2.80 $2.38 10+ In Stock.
#33 — 30164 — WASHER, (.192 x .375 x .0312) Stainless Steel (3 required per assembly)
		12-30164 - Washer, (.192 X .375 X .0312) [ More info ] $2.40 10+ In Stock.
#34 — 42248 2 — BRACKET (1 required per assembly)
		42248 2 - Bracket [ More info ] $48.25 Available to Order: Usually ships within 10 days.
#35 — 49668 — SCREW, (.250-20 x .750) (2 required per assembly)
		10-49668 - Screw - Priced Individually [ More info ] $1.10 2 In Stock.
#36 — 15093 — STUD, (#10-32 x 1.00) (2 required per assembly)
		16-15093 - Stud [ More info ] $2.50 6 In Stock.
		16-8M0034435 - Stud [ More info ] $10.60 Available to Order: Usually ships within 10 days.
#37 — 7809T 1 — END CAP ASSEMBLY, Lower (1 required per assembly)
		1156-7809T 1 - End Cap Assembly [ More info ] $236.33 Available to Order: Usually ships within 10 days.
#38 — 62700 — O-RING, (3.237 x .103) (1 required per assembly)
		25-62700 - O-Ring [ More info ] $3.80 Available to Order: Usually ships within 10 days.
#40 — 28636 — SCREW, (.250-20 x .750) (4 required per assembly)
		10-28636 - Screw - Priced Individually [ More info ] $1.70 10+ In Stock.
#41 — 26992 — LOCKWASHER, (.250) Stainless Steel (4 required per assembly)
		13-26992 - LockWasher - Priced Individually [ More info ] $1.20 10+ In Stock.