Cylinder Block Crankcase & Covers for Mercury (35 HP) Engine

Start Over Different Model > Different Engine Section > CYLINDER BLOCK CRANKCASE AND COVERS

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 ]

# — 78028A78 — GASKET SET ( required per assembly)
		27-78028A78 - Engine Gasket Set [ More info ] $74.08 1 In Stock.
		18-4355 - Gasket Set, 27-78028A78 [ More info ] $67.46 $60.75 2 In Stock.
#1 — 8277A 1 — END CAP ASSEMBLY, UPPER (1 required per assembly)
		1167-8277A 1 - End Cap, NLA [ More info ] $100.00 3 In Stock.
#2 — 47254 — "O" RING, UPPER END CAP (1 required per assembly)
		25-47254 - O-ring, Upper End Cap [ More info ] $5.90 2 In Stock.
		18-7961 - O-Ring 25-97386 [ More info ] $3.99 10+ In Stock.
#3 — 62066 — ROLLER BEARING, UPPER END CAP (1 required per assembly)
		31-62066 - Roller Bearing - Upper End Cap [ More info ] $53.33 10+ In Stock.
		31-62066T - Bearing [ More info ] $40.00 8 In Stock.
#4 — 41953 — OIL SEAL, UPPER END CAP (1 required per assembly)
		26-41953 - Oil Seal - Priced Individually [ More info ] $19.45 Available to Order: Usually ships within 10 days.
		18-2016 - Seal, 26-41953 [ More info ] $13.99 6 In Stock.
#5 — 69034 — SCREW, UPPR END CAP MOUNTING (1") (4 required per assembly)
		10-69034 - Screw w/ Lw [ More info ] $2.21 6 In Stock.
		10-30225 - Screw w/ Lw - Priced Individually [ More info ] $0.90 4 In Stock.
#6 — 7940A 2 — CYLINDER BLOCK AND CRANKCASE ASSEMBLY (1 required per assembly)
		851-7940A 2 - Cylinder Block [ More info ] Unavailable
		851-7940A 6 - CYLINDER BL,NLA [ More info ] Unavailable
#7 — 68164 — STUD, CARBURETOR MOUNTING (1-1/4") (2 required per assembly)
		16-68164 - Stud, NLA [ More info ] Unavailable
		16-64936 - Stud, NLA [ More info ] $5.99 10+ In Stock.
#8 — 68165 — STUD, CRANKCASE TO DRIVE SHAFT HOUSING (2 required per assembly) — (1-5/8")
		16-68165 - Stud, NLA [ More info ] $1.67 10+ In Stock.
#9 — 87901 — STUD, CYLINDER BLOCK TO DRIVE SHAFT HOUSING (2 required per assembly) — (4-3/8")
		16-87901 - Stud, NLA [ More info ] Unavailable
#10 — 68166 — STUD, CYLINDER BLOCK TO DRIVE SHAFT HOUSING (2 required per assembly) — (2-7/64")
		16-68166 - Stud [ More info ] $26.58 Available to Order: Usually ships within 10 days.
#11 — 68167 — STUD, CYLINDER BLOCK TO DRIVE SHAFT HOUSING (2 required per assembly) — (2-9/16")
		16-68167 - Stud [ More info ] Unavailable
#12 — 66517 — RESTRICTOR, CYLINDER BLOCK (BLEED) (1 required per assembly)
		66517 - Bleed Restrictor - Priced Individually [ More info ] $3.60 10+ In Stock.
#13 — 23784 — DOWEL PIN, CRANKCASE TO CYLINDER BLOCK (2 required per assembly)
		17-23784 - Pin, Dowel [ More info ] $5.00 Available to Order: Usually ships within 10 days.
#14 — 20323 — DOWEL PIN, CYLINDER BLOCK TO MAIN BEARING (1 required per assembly)
		17-20323 - Pin -Dowel - Priced Individually [ More info ] $3.80 $2.13 10+ In Stock.
#15 — 55158 — GASKET, SEALING - CYLINDER BLOCK (2 required per assembly)
		27-55158 - Cylinder Block Gasket [ More info ] $2.90 10+ In Stock.
#16 — 32802 — PIPE PLUG, CYLINDER BLOCK (1 required per assembly)
		22-32802 - Plug , Priced Individually [ More info ] Unavailable
		22-32802 1 - Plug, Brass, Priced Individually [ More info ] Unavailable
		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.
#17 — 62064 — BRACKET, STARTER MOTOR (1 required per assembly)
		62064 - Bracket, NLA [ More info ] $35.56 10+ In Stock.
#18 — 21339 — SCREW, STARTER MOTOR BRACKET TO BLOCK (2 required per assembly) — (1-3/8")
		10-21339 - Screw, NLA [ More info ] $1.39 10+ In Stock.
#19 — 29250 — NUT, STARTER MOTOR BRACKET SCREW (2 required per assembly)
		11-29250 - Nut (5/16-24) [ More info ] $2.80 $1.57 10+ In Stock.
#20 — 73657 — SCREW, CRANKCASE TO CYLINDER BLOCK (1-1/2") (7 required per assembly)
		10-73657 - Screw - Priced Individually [ More info ] $3.30 Available to Order: Usually ships within 10 days.
#20 — 63328 — SCREW, CRANKCASE TO CYLINDER BLOCK (3") (2 required per assembly)
		10-63328 - Screw - Priced Individually [ More info ] $2.99 10 In Stock.
#20 — 74824 — SCREW, CRANKCASE TO CYLINDER BLOCK (1-1/4") (1 required per assembly)
		10-74824 - Screw - Priced Individually [ More info ] $1.70 4 In Stock.
#21 — 7267A 1 — END CAP ASSEMBLY, LOWER (1 required per assembly)
		1152-7267A 1 - End Cap Assembly, NLA [ More info ] Unavailable
#23 — 64067 — "O" RING, LOWER END CAP (1 required per assembly)
		25-64067 - O-ring, Lower End Cap [ More info ] $2.21 10+ In Stock.
		25-823683 - O-ring, (1.989 X .070) [ More info ] $3.10 3 In Stock.
#24 — 63365 — SCREW, END CAP TO CYLINDER BLOCK (1-1/2") (3 required per assembly)
		10-63365 - Screw, NLA [ More info ] $2.09 10+ In Stock.
#25 — 64068 — "O" RING, LOWER END CAP SCREW (3 required per assembly)
		25-64068 - O-ring, Lower End Cap Screw [ More info ] $1.50 10+ In Stock.
		18-7145-9 - O-Ring, Pack of 5, 333572 [ More info ] $4.99 $4.73 1 In Stock.
#26 — 85489 1 — GASKET, CYLINDER BLOCK TO BAFFLE PLATE (1 required per assembly)
		27-85489 1 - Gasket [ More info ] Unavailable
		27-85489 2 - Gasket [ More info ] Unavailable
#27 — 55190 — PLATE, DIVIDER - EXHAUST MANIFOLD (1 required per assembly)
		55190 - Divider Plate, NLA [ More info ] $53.99 10+ In Stock.
#28 — 85488 1 — GASKET, BAFFLE PLATE TO EXHAUST COVER (1 required per assembly)
		27-85488 1 - Gasket [ More info ] Unavailable
		27-85488 2 - Gasket [ More info ] $10.90 Available to Order: Usually ships within 10 days.
#29 — 55157 — COVER, EXHAUST MANIFOLD (1 required per assembly)
		55157 - Cover [ More info ] Unavailable
		55157T - Cover [ More info ] Unavailable
		55157 2 - Cover, NLA [ More info ] $37.50 10+ In Stock.
#30 — 69092 — SCREW, MANIFOLD COVER TO CYLINDER BLOCK (1 required per assembly) — (1-1/4")
		10-69092 - Screw [ More info ] Unavailable
		10-60411 - Screw - Priced Individually [ More info ] $1.40 Available to Order: Usually ships within 10 days.
#30 — 69099 — SCREW, MANIFOLD COVER TO CYLINDER BLOCK (7 required per assembly) — (1-3/8")
		10-69099 - Screw [ More info ] Unavailable
		10-31984 - Screw - Priced Individually [ More info ] $1.70 Available to Order: Usually ships within 10 days.
#31 — 64021 — SCREW, ADJUSTING - EXHAUST COVER (1-7/8") (2 required per assembly)
		10-64021 - Screw, NLA [ More info ] $1.25 1 In Stock.
#32 — 64015 — NUT, ADJUSTING SCREW (2 required per assembly)
		11-64015 - Nut (1 /4-20) [ More info ] $2.70 Available to Order: Usually ships within 10 days.
#33 — 26852 — CAP, NYLON - ADJUSTING SCREW (2 required per assembly)
		26852 - Nylon Cap [ More info ] $3.80 Available to Order: Usually ships within 10 days.
#34 — 9110 — COVER, CYLINDER BLOCK (1 required per assembly)
		1024-9110 - Cylinder Block Cover [ More info ] Unavailable
		1024-9110T - Cover [ More info ] Unavailable
		1024-9110 1 - Cover, NLA [ More info ] $68.00 1 In Stock.
#35 — 85490 1 — GASKET, CYLINDER BLOCK COVER (1 required per assembly)
		27-85490 1 - Gasket [ More info ] Unavailable
#36 — 76213 — SCREW, CYLINDER BLOCK COVER MOUNTING (10 required per assembly) — (1-1/8")
		10-76213 - Screw - Priced Individually [ More info ] $1.70 $0.34 10+ In Stock.
#37 — 46933A 3 — GROUND STRAP, POWERHEAD TO BOTTOM COWL (2 required per assembly)
		46933A 3 - Strap Assembly, NLA [ More info ] $3.67 10+ In Stock.
#39 — 43065 — COVER, TRANSFER PORT (1 required per assembly)
		43065 - Cover,NLA [ More info ] Unavailable
		43065 1 - Cover,NLA [ More info ] Unavailable
#40 — 55279 — GASKET, TRANSFER PORT COVER (1 required per assembly)
		27-55279 - Transfer Port Cover Gasket [ More info ] Unavailable
		27-55279 1 - Gasket - Priced Individually [ More info ] $7.30 $4.10 10+ In Stock.
#41 — 69100 — SCREW, TRANSFERM PORT COVER MOUNTING (1") (4 required per assembly)
		10-69100 - Screw [ More info ] Unavailable
		10-76630 - Screw - Priced Individually [ More info ] $1.24 10+ In Stock.
		108M0214943 - SCREW, Priced Individually [ More info ] $1.70 Available to Order: Usually ships within 10 days.
#42 — 47483 — "J" CLIP, COIL HARNESS (1 required per assembly)
		54-47483 - J Clip [ More info ] $8.20 Available to Order: Usually ships within 10 days.
#43 — 92059 — BRACKET, FUEL FILTER AND HARNESS (1 required per assembly)
		92059 - Bracket, NLA [ More info ] Unavailable