1991 Mercruiser 250BM21DS CYLINDER BLOCK AND CAMSHAFT(FLAT ROLLERS) Diagram and Parts

Manufacturer:  Mercury Outboard Parts Mercury Marine Parts
Catalog:  Mercruiser Parts
Year:  1991
Model:  250BM21DS
Component:  CYLINDER BLOCK AND CAMSHAFT(FLAT ROLLERS)
Serial Number:
 

Parts Microfiche Schematic Breakdown



Diagram of 1991 Mercruiser 250BM21DS CYLINDER BLOCK AND CAMSHAFT(FLAT ROLLERS) Diagram and Parts

Parts List by Blowout Reference#

#Part NumberDescriptionMSRPPriceRequiredQty 
1N.S.S.
Not Sold Separate, CYLINDER BLOCK ASSEMBLY
(305 C.I.D.) (ORDER REMANUFACTURED LONG BLOCK 805636R2) SN# 350 Mag/5.7L Bravo 0D617327 & Below
$0.00$0.001
1N.S.S.
Not Sold Separate, CYLINDER BLOCK ASSEMBLY
(350 C.I.D.) (ORDER REMANUFACTURED LONG BLOCK 14152R2)
$0.00$0.001
248340
PLUG, (.250-18 x .41)
$3.75$2.733Add To Cart
3816565
PLUG, Pipe(.468)
$2.70$1.965Add To Cart
448556
BUSHING , Reducer (.250 To .125)
$4.57$3.322Add To Cart
532802
PLUG, Pipe (.125-27)
$4.80$3.482Add To Cart
634270
EXPANSION PLUG, (1.625)
$6.40$4.648Add To Cart
735465
PIN, Dowel (.312)
$2.80$2.034Add To Cart
872640
PLUG, Expansion
$6.00$4.351Add To Cart
985674
BEARING SET (SET)
$54.30$45.611Add To Cart
1072638
LIFTER
$9.60$6.9616Add To Cart
115943
CAMSHAFT
$242.41$203.631Add To Cart
1217161
CHAIN, Timing
$94.00$78.961Add To Cart
1317159
SPROCKET
$103.61$103.611
1417160
SPROCKET, Crankshaft
$40.41$33.941Add To Cart
1534505
SCREW, (.312-18 x .875)
$5.60$4.063Add To Cart
16848136
WASHER, (.328 x .680 x .190)
$3.02$2.193Add To Cart
1735312
PIN, Dowel
$9.81$7.121Add To Cart
-805636R 2
LONGBLOCK ASSEMBLY
(305 C.I.D.)
$2, 743.75$2, 743.751Add To Cart
-14152R 2
LONGBLOCK ASSEMBLY
(350 C.I.D.)
$3, 118.75$3, 118.751Add To Cart
-75611A88
GASKET SET, Engine
$453.66$381.081Add To Cart
-91601 1
SEALER, Red RTV (WHERE APPLICABLE)
$41.02$34.451Add To Cart
-34227 1
SEALING COMPOUND, (16 Ounce) (WHERE APPLICABLE)
$18.32$15.391Add To Cart
 
* To comply with Mercury policy, Boats.net will not ship OEM Mercury parts outside of the United States.
* Pricing applies to Internet orders only. Required numbers shown are quantities used per whole assembly. Prices are based on a quantity of one (Each). You order one, you get one. Order the quantities needed for your repair.