NEW

Replacements for Flagship, Crusader, OMC, MerCruiser and Volvo

- 140HP

301501P - 3.0 Litre, (181 CID) 4 Cyl
140 hp @ 4800 RPM / 177 lb-ft @ 3600 RPM (2bbl)
Replaces 1968 - 2007 3.0 Litre GM Marine Base Engine

Flagship has now made it easy to install a New 1 piece seal 3.0Litre 140 HP GM base engine to replace any older 2 piece seal OMC Stringer, Cobra, Volvo & MerCruiser Model Stern Drives.

This motor comes complete Electronic Ignition and instruction, Marine Bi-directional Water Pump, 14" Flywheel, 12 3/4 " Flywheel Optional.

Shown below are the kits we offer to complete this conversion.
These kits are reasonably priced when purchased with the engine shown.

 
Conversion Kits
  
OMC Stringer Kit 1 with base engine
OMC Cobra / Volvo SX Kit 2 with base engine
MerCruiser Kit 2M with Base Engine

Note! You must send us your coupler so modifications can be made to fit on these newer engines.

All 2 Piece Seal Motors 1968 -1975 requires this kits

All 2 Piece Seal Motors 1986 - 1990 requires this kit

1991 + No additional kits needed

All 2 Piece Seal Motors 1968 - 1990 requires this kit

1991 + No additional kits needed

Pre 1991 3.0L Cylinder Head
Assembly PN A10020

Pre 1991 3.0L Cylinder Head
PN A10021

Note! This cylinder head replaces a GM cylinder head with the following casting number 2278864

1991 and later 3.0L HO Cylinder Head
PN 10140599

1991 and later 3.0L HO Cylinder Head
Assembly PN 10140599A

Note! This cylinder head will have a GM casting number14096620
 

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