$800.00
- Brand: Mercury
- Size: 150 HP
- Style: V6 - EFI - 2-Stroke
- Condition: Used
- Notes: Freshwater - Rebuild Ready!
- SKU: 58408 PWH
- Manufacturer Part Number: 858961A21 850690T2 883062T3 883063T3
- Country of Manufacture: United States
- Motor & Engine Type: Mercury
- Part Type: Motors, Engines & Components
- Inventory Number: 58408 PWH
- Website Category: Powerhead
- Website Sub Category: Complete Powerheads
- UPC: N/A
- Shipping: $300.00
- Weight: 112.40 lbs
858961A21 Mercury 150 EFI Powerhead
Part Numbers
Cylinder Block: 858961A21
Crankshaft: 850690T2
Pistons (PORT): 883062T3
Pistons (STBD): 883063T3
Condition
- ◆Rebuildable powerhead with crankshaft and pistons — freshwater
- ◆Compression: Cyl 1 — 150, Cyl 2 — 70, Cyl 3 — 150, Cyl 4 — 140, Cyl 5 — 150, Cyl 6 — 140 PSI
- ◆Scoring in cylinder 2 — can be re-sleeved or bored for oversized piston
- ◆May need new rings
- ◆Sold AS-IS — comes as pictured
Fitment
Mercury
- ◆1996–2004 — 150 HP EFI 2.5L V6 (150-specific block — does NOT fit 175/200)
Donor: 0T554829 — 2002 Mercury 150 EFI 25"
Verify part numbers match your engine prior to purchasing. If unsure, contact us before buying and we'll be happy to help.
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Our Guarantee
While we do not accept returns on this part, we do promise to do our very best to describe and photograph it accurately, and to be straight with you about its condition. If something doesn't sit right after it arrives, just send us a message — a real person on this end will be here to help make it right.
Disclaimer
We use various web resources to cross-reference and describe our parts. These are not always 100% accurate but they are accurate to the best of our knowledge. Verify by model or serial number that you're getting what you need.
