MerCruiser Alpha One Power Steering Cooler 90740 99356A1 488 470 170 3.7L 4 cyl
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- This is in excellent shape
- This is different from other similar looking mercruiser power steering coolers as it HAS 1" Inlet / Outlet vs. 1.25" (Found on 99356A2)
- ***This has a water drain which is uncommon for this part number so it could possibly be something else but it does meet all dimensions of a normal 99356A1
- Used with Mercruiser 170/470/488 etc. 4 cylinder 3.7L engines 1980-1989.
- Also found in some 3.0L 140hp 4cyl applications 1990-1995
- Original paint.
- Part Number equivalents: 90740 or 99356A1
- 90740 Was a power steering cooler that is slightly longer than this one with the same inlet & outlet sizes.
- 2" Max Diameter
- Water Inlet/Outlet is 1"
- 3/8" power steering fluid Inlet/Outlet
- Purchase with confidence!