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  • GM 4.1 Marine Engine
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GM 4.1 Marine Engine

SKU:
ATK-DM12
Availability:
Order within and your order ships today! Details
Current Stock:
30000
Our Price: $2,646.37
Quantity:

Product Description

GM 4.1 Marine Engine

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 1970-1980 GM 4.1 /250 / 165HP Inline 6, Std rotation only Block Casting number: 855, 675, 127, 466, 575  ATK-DM12

How to Video

Other Details

Google Product Type:
Engine Parts
Condition:
NEW

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