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GM 5.0 Marine Engines

SKU:
ATK-DM04.1
Availability:
Order within and your order ships today! Details
Current Stock:
Our Price: $2,351.31
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Product Description

GM 5.0 Marine Engines

ATK premium quality marine engines are designed & built specifically for boating. No matter how you use your boat, ATK Marine engines will provide maximum performance & long-term durability. There are over 150 processes involved in the remanufactuing each ATK engine that are desinged to meet or exceed O.E. specifications. 

Featured procedures include

  • Engine blocks are magnafluxed, cylinders bored and precision-honed, and main saddles line-honed to exacting O.E. specifications
  • Camshaft bearings line-bored for accurate center-to-center clearance
  • Engine blocks and cylinder heads precision surfaced to insure proper sealing
  • Cylinder heads magnafluxed or dye checked and machined for three-angle valve seats
  • Crankshafts stress-relieved, precision ground and micro-polished for optimum durability and surface finish
  • Camshafts precision ground or replaced with new to maintain the O.E. profile
  • Each engine is tested for compression, oil pressure, oil leaks, unusual engine noise, and general operating condition before shipment
  • Pistons and connecting rod assemblies are balanced in sets to achieve minimum engine vibration
  • Oil pump or oil pump kit is supplied with each engine
  • Premium installation gasket set is supplied with each engine
  • All bearings are replaced with new
  • Timing belts, chains, gears are replaced with new
  • All rubber products are O.E. quality (i.e. main seals, valve stem seals, cam seals)
  • All ATK remanufacturing facilities are ISO 9001 and QS 9000 certified
  • No Core Charge
  • Free Freight to anywhere in the continental U.S

18 Month No Fault Warranty

  • Unlimited Hours
  • Includes Labor, Towing & Fluids

 Marine Application Chart Below - Call Customer Service for more details 1-877-388-2628

# Year Description Part #
1 1976-1985 GM 5.0 / 305/ 230HP 2pc rear seal, flat tappet cam, dipstick on port side of block. Casting number: 909, 979, 776, 777, 371, 778 ATK-DM04
2 1976-1985 GM 5.0 / 305/ 230 2pc rear seal, flat tappet cam, dipstick on starboard side of block. Casting number: 909,979,776,777,371,778 ATK-DM07
3 1976-1985 GM 5.0 / 305/ 230HP Reverse rotation,  2pc rear seal, flat tappet cam, dipstick on port side of block. Casting number: 909,979,776,777,371,778 ATK-DM04R
4 1976-1985 GM 5.0 / 305/ 230HP Reverse rotation,  2pc rear seal, flat tappet cam, dipstick on starboard side of block.  Casting number: 909,979,776,777,371,778 ATK-DM07R
5 1985-1987 GM 5.0 / 305/ 230HP Reverse rotation, 1 pc rear seal, valve covers bolt on perimeter, head casting 416, 301, 601, flat tappet cam. Use DM95 for Std rotation Casting number: 551 ATK-DM95R
6 1985-1987 GM 5.0 / 305/ 230HP Std rotation, 1 pc rear seal, valve covers bolt on perimeter, head casting 416, 301, 601, flat tappet cam. Use DM95R for Reverse rotation Casting number: 551 ATK-DM95
7 1987-1995 GM 5.0/305/ 230HP Non Roller, 1 pc rear main, Carbureted, steel front cover.  Casting number: 535,551,627,058  ATK-DMB3
8 1987-1995 GM 5.0/305/ 230HP Complete with oil pan, front cover and valve covers installed, Non Roller, 1 pc rear main, Carbureted, steel front cover.  Casting number: 535,551,627,058  ATK-VMB3
9 1987-1995 GM 5.0/305/ 230HP Reverse rotation, Non Roller, 1 pc rear main, Carbureted, steel front cover.   Casting number: 535,551,627,058  ATK-DMB3R
10 1987-1995 GM 5.0/305/ 230HP Reverse  rotation, Complete with oil pan, front cover and valve covers installed, Non Roller, 1 pc rear main, Carbureted, steel front cover.  Casting number: 535,551,627,058  ATK-VMB3R
11 1996-2006 GM 5.0 / 305/ 230 Vortec,  SAE threads, Roller Cam, Plastic Front Cover(not included). 8 bolt intake  Casting number: 880, 878  ATK-DMM2
12 1996-2006 GM 5.0 / 305/ 230HP Vortec,  Complete with oil pan, front cover and valve covers installed, SAE threads, Roller Cam, Plastic Front Cover w/sensor hole. 8 bolt intake  Casting number: 880, 878  ATK-VMM2
13 1996-2006 GM 5.0 / 305/ 230HP Vortec,  Complete with oil pan, front cover and valve covers installed, SAE threads, Roller Cam, Plastic Front Cover w/o sensor hole. 8 bolt intake  Casting number: 880, 878  ATK-VMM2S

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Other Details

Google Product Type:
Engine Parts
Condition:
NEW

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