350 MPI Alpha – Engine Only NEW (Plus-Series) $15,145. 2024-PY

#8M0187359: NEW 350 MPI Alpha Engine Only. 300-HP @ 5000-RPM. 2024-PY
350-Cubic Inch Fully Dressed Engine with 3-Year Warranty.


100% NEW Quicksilver
Cast Iron Engine Block
Raw water cooling with Warm exhaust manifolds
Engine water flush system
Special Flame Graphics
Multi-Port fuel injection using Gen-II Cool Fuel
Dry Joint Exhaust
Roller Camshaft
Quicksilver Cast Iron Cylinder Heads with Black-X Valve Tech.
1.5:1 Stamped Rocker Arms
ECM 555 with Engine Guardian and SmartCraft Ready
Mechanical Throttle & Shift
10-Pin Wire Harness
Runs on 87-Octane Fuel

Engine is PDI Inspected, Started and Run with a Live Data Download Printout provided by PRO BOATS.

Replaces: 5.0EFI, 5.0L MPI, 5.7L EFI & 350 MPI sterndrive alpha model engines.

NOTE: If used with Alpha One (Gen-I) drive, this engine requires Seawater Pump Kit  46-8M0139983
& serpentine belt 57-865615Q03 (items sold separately) for proper cooling.

NOTE: Because this is a completely new engine and not a major repower assembly, the old
engine being replaced must be returned per EPA 1068.240

Only by Quicksilver Products. 3-Year Mercury Marine Factory Warranty. ALL NEW ENGINE; no remanufactured parts.

NOTES: Payment by Wire Transfer, ACH, PayPal, Credit Card, Debit Card or Cash.

  1. Add 4% to Total Price if paid by PayPal.
  2. Add 3% To Total Price if Paid by Credit Card; must be in Store ONLY
  3. Shipping weight 1005#.
  4. Can be Shipped in Continental United States only.
  5. F.O.B. point of Origin San Dimas, California.
  6. Shipping is an additional charge. Call for Shipping Quote.

Payment and pickup of engine shall be PRO BOATS 555 Covina Blvd. San Dimas, CA., USA 91773

If you have any further questions, please contact us at 909-599-0531.

Condition New
Manufacturer Quicksilver Products – Mercury Marine
Model Year 2024 – PY
Model 350 MPI Alpha Plus-Series Engine
MSRP $18,218.75
Price $15,145.00
Color Black / Other
Stock Number PT# 8M0187359
Additional Pricing Information Can be Shipped in CONTINENTAL UNITED STATES