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Parts for Mariner 4 HP (4-Stroke) Cylinder Block

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#1 878-815013T 2 CYLINDER BLOCK (1 required per assembly)
CYLINDER BLOCK 878-815013T 2  
878-815013T 2OEM Part 878-815013T 2 - Cylinder Block (more info) About Mercury Marine $224.50 $224.50 Add to shopping cart
Available to order:
Usually ships
within 8 days
#2 22-878314 FITTING (1 required per assembly)
FITTING           O - Replaced by 22-8M0071347  
22-878314This part has been superseded. FITTING O - Replaced by 22-8M0071347
(more info)
    UnavailableUnavailable Parts
FITTING 22-8M0071347  
228M0071347OEM Part 228M0071347 - Fitting (more info) About Mercury Marine $5.90 $5.90 Add to shopping cart
Available to order:
Usually ships
within 8 days
#3 26-803514 SEAL, Oil (1 required per assembly)
SEAL              O - Replaced by 26-898101285  
26-803514This part has been superseded. SEAL O - Replaced by 26-898101285
(more info)
    UnavailableUnavailable Parts
SEAL Oil 26-898101285 26-898101285
26-898101285OEM Part 26-898101285 - Oil Seal (more info) About Mercury Marine $21.08 $21.08 Add to shopping cart
Available to order:
Usually ships
within 8 days
#4 30-16132 4 BEARING, Ball (1 required per assembly)
BEARING Ball 30-16132  4  
30-16132 4OEM Part 30-16132 4 - Bearing (more info) About Mercury Marine $21.42 $21.42 Add to shopping cart
Available to order:
Usually ships
within 8 days
#5 803512 CAP, Filler (1 required per assembly)
CAP Filler 803512 803512
803512OEM Part 803512 - Cap -Filler (more info) About Mercury Marine $6.60 $6.60 Add to shopping cart
1 in stock. Explain stock levels
#6 25-803513 O-RING (1 required per assembly)
O-RING 25-803513  
25-803513OEM Part 25-803513 - O-Ring (more info) About Mercury Marine $2.80 $2.80 Add to shopping cart
Available to order:
Usually ships
within 8 days
#7 803511 CAP (1 required per assembly)
CAP,NLA 803511  
803511OEM Part 803511 - Cap, NLA (more info) About Mercury Marine $2.00 $2.00 Add to shopping cart
10+ in stock. Explain stock levels
#8 27-803508 11 GASKET (1 required per assembly)
GASKET 27-803508 11 27-803508 11
27-803508 11OEM Part 27-803508 11 - Gasket (more info) About Mercury Marine $2.40 $2.40 Add to shopping cart
Available to order:
Usually ships
within 8 days
#9 10-823031 9 BOLT (2 required per assembly)
BOLT 10-823031  9 10-823031  9
10-823031 9OEM Part 10-823031 9 - Bolt (more info) About Mercury Marine $2.40 $2.40 Add to shopping cart
Available to order:
Usually ships
within 8 days
#10 17-804369 BREATHER TUBE (2 required per assembly)
BREATHER TUBE 17-804369  
17-804369OEM Part 17-804369 - Pin -Dowel, NLA (more info) About Mercury Marine $3.00 $3.00 Add to shopping cart
10+ in stock. Explain stock levels
#11 12-804370 WASHER (2 required per assembly)
WASHER 12-804370  
12-804370OEM Part 12-804370 - Washer, NLA (more info) About Mercury Marine $1.80 $1.80 Add to shopping cart
7 in stock. Explain stock levels
#12 32-95223 5 TUBING (1 required per assembly)
TUBING 32-95223  5  
32-95223 5OEM Part 32-95223 5 - Tubing (more info) About Mercury Marine $9.00 $9.00 Add to shopping cart
8 in stock. Explain stock levels
#13 54-95224 5 CLAMP (2 required per assembly)
CLAMP 54-95224  5  
54-95224 5OEM Part 54-95224 5 - Clip (more info) About Mercury Marine $2.10 $2.10 Add to shopping cart
Available to order:
Usually ships
within 8 days
#14 979-804767T CYLINDER HEAD (1 required per assembly) (4/5 H.P.) SN# 0R017220 & Up
HEAD-CYLINDER     O - Replaced by 900-8M0092332  
979-804767TThis part has been superseded. HEAD-CYLINDER O - Replaced by 900-8M0092332
(more info)
    UnavailableUnavailable Parts
CYLINDER HEAD ASY O  
900-8M0092332 CYLINDER HEAD ASY O
(more info)
    UnavailableUnavailable Parts
#14 979-9630T 4 CYLINDER HEAD (1 required per assembly) (4/5 H.P.) SN# 0R017219 & Below
HEAD-CYLINDER,NLA 979-9630T 4  
979-9630T 4OEM Part 979-9630T 4 - Cylinder Head, NLA (more info) About Mercury Marine $175.00 $175.00 Add to shopping cart
10+ in stock. Explain stock levels
#15 27-803508 GASKET (1 required per assembly)
GASKET 27-803508 27-803508
27-803508OEM Part 27-803508 - Gasket (more info) About Mercury Marine $19.17 $19.17 Add to shopping cart
Available to order:
Usually ships
within 8 days
Gasket, Cylinder Head 18-3844
18-3844OEM Match 18-3844 - Cylinder Head Gasket (more info) About Sierra Marine $20.99 $20.99 Add to shopping cart
10+ in stock. Explain stock levels
#16 17-16119 PIN, Dowel (2 required per assembly)
PIN Dowel 17-16119  
17-16119OEM Part 17-16119 - Dowel Pin (more info) About Mercury Marine $3.70 $3.70 Add to shopping cart
Available to order:
Usually ships
within 8 days
#17 27-803508 1 GASKET (1 required per assembly)
GASKET            O - Replaced by 27-803508012  
27-803508 1This part has been superseded. GASKET O - Replaced by 27-803508012
(more info)
    UnavailableUnavailable Parts
GASKET 27-803508012 27-803508012
27-803508012OEM Part 27-803508012 - Gasket (more info) About Mercury Marine $6.00 $6.00 Add to shopping cart
Available to order:
Usually ships
within 8 days
#18 853705003 COVER, Thermostat (1 required per assembly) (Design II)
COVER             O - Replaced by -853705005  
853705003This part has been superseded. COVER O - Replaced by -853705005
(more info)
    UnavailableUnavailable Parts
CAP-THERMOSTAT    O - Replaced by -853705006  
853705005This part has been superseded. CAP-THERMOSTAT O - Replaced by -853705006
(more info)
    UnavailableUnavailable Parts
CAP Thermostat 853705006 853705006
853705006OEM Part 853705006 - Cap (more info) About Mercury Marine $26.92 $26.92 Add to shopping cart
Available to order:
Usually ships
within 8 days
#19 27-853702 GASKET (1 required per assembly)
GASKET            O - Replaced by 27-853702005  
27-853702This part has been superseded. GASKET O - Replaced by 27-853702005
(more info)
    UnavailableUnavailable Parts
GASKET 27-853702005  
27-853702005OEM Part 27-853702005 - Gasket (more info) About Mercury Marine $3.90 $3.90 Add to shopping cart
4 in stock. Explain stock levels
#20 804540 THERMOSTAT (126 Degrees F)(52 Degrees C) (1 required per assembly)
THERMOSTAT 804540 804540
804540OEM Part 804540 - Thermostat (more info) About Mercury Marine $43.25 $43.25 Add to shopping cart
2 in stock. Explain stock levels
#21 10-803509 BOLT, (M8 x 90) (2 required per assembly)
BOLT (M8 x 90) 10-803509 10-803509
10-803509OEM Part 10-803509 - Bolt (more info) About Mercury Marine $6.00 $6.00 Add to shopping cart
Available to order:
Usually ships
within 8 days
#22 10-803509 1 BOLT, (M8 x 60) (2 required per assembly)
BOLT (M8 x 60) 10-803509  1  
10-803509 1OEM Part 10-803509 1 - Bolt, NLA (more info) About Mercury Marine $4.10 $4.10 Add to shopping cart
10+ in stock. Explain stock levels
#23 33-803507 SPARK PLUG, NGK#DCPR6E (NGK#DCPR6E) (1 required per assembly)
PLUG DCPR6E @10   O 33-803507
33-803507 PLUG DCPR6E @10 O
(more info)
    UnavailableUnavailable Parts
NGK DCPR6E/3481 SPARK PLUG (10) DCPR6E
DCPR6EOEM Match DCPR6E - NGK Spark Plug, 3481 (more info)
Replaces OEM #5031287
About NGK Spark Plugs $4.03 Add to shopping cart
10+ in stock. Explain stock levels
#24 803510 COVER (1 required per assembly)
COVER 803510 803510
803510OEM Part 803510 - Cover (more info) About Mercury Marine $33.25 $33.25 Add to shopping cart
Available to order:
Usually ships
within 8 days
#25 27-803508 2 GASKET (1 required per assembly)
GASKET 27-803508  2 27-803508  2
27-803508 2OEM Part 27-803508 2 - Gasket (more info) About Mercury Marine $4.80 $4.80 Add to shopping cart
Available to order:
Usually ships
within 8 days
#26 10-16828 3 BOLT, (M6 x 20) (4 required per assembly)
BOLT (M6 x 20) 10-16828  3 10-16828  3
10-16828 3OEM Part 10-16828 3 - Bolt (more info) About Mercury Marine $1.60 $1.60 Add to shopping cart
Available to order:
Usually ships
within 8 days
#27 12-95392 1 WASHER, Stainless Steel (4 required per assembly)
WASHER Stainless 12-95392  1  
12-95392 1OEM Part 12-95392 1 - Washer (more info) About Mercury Marine $3.90 $3.90 Add to shopping cart
Available to order:
Usually ships
within 8 days
#28 853705 2 CAP (1 required per assembly) (Design I)
CAP 853705  2 853705  2
853705 2OEM Part 853705 2 - Cap (more info) About Mercury Marine $16.42 $16.42 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 27-803508A99 GASKET SET, Powerhead (1 required per assembly) SN# 0R057259 & Below
GASKET SET Powerh 27-803508A99 27-803508A99
27-803508A99OEM Part 27-803508A99 - Gasket Set (more info) About Mercury Marine $65.25 $65.25 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 27-803508A05 GASKET SET, Powerhead (1 required per assembly) SN# 0R057259 & Up
GASKET SET Powerh 27-803508A05 27-803508A05
27-803508A05OEM Part 27-803508A05 - Gasket Set (more info) About Mercury Marine $184.70 $158.15 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 804797T 1 POWERHEAD ASSEMBLY (1 required per assembly) (4/5 H.P.) SN# 0R017220 & Up
804797A05 804797T 1  
804797T 1OEM Part 804797T 1 - Powerhead (more info) About Mercury Marine $500.00 $500.00 Add to shopping cart
2 in stock. Explain stock levels
PH 4 4S 804797A05  
804797A05OEM Part 804797A05 - Powerhead 4 4S (more info) About Mercury Marine $835.71 $835.71 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 804798T 1 POWERHEAD ASSEMBLY (1 required per assembly) (4 H.P.) SN# 0R017219 & Below
ORD 804797A05     O NLA  
804798T 1 ORD 804797A05 O NLA
(more info)
    UnavailableUnavailable Parts
#- 803595T 1 POWERHEAD ASSEMBLY (1 required per assembly) (5 H.P.) SN# 0R017219 & Below
POWERHEAD         O - Replaced by -804797T 1  
803595T 1This part has been superseded. POWERHEAD O - Replaced by -804797T 1
(more info)
    UnavailableUnavailable Parts