These 100% new engines are designed exclusively for repower as a drop-in replacement for sterndrives and inboards.
Revive Your Classic Boat with a New Engine
Repower with Quicksilver Engines
Repowering with a Quicksilver Engine lets you keep the boat you love without breaking the bank.
They are specifically designed to replace sterndrive or inboard engines in boats built before 2010 that do not require emission control technology (2008 in California).
6 Reasons to Repower with Quicksilver Engines
Built for Repower
EPA Compliance
Quicksilver engines are non-catalyzed and intended for boats built prior to 2010 which do not require emissions control technology.
Preserve What You Love
Upgrade your engine without the need to modify electrical, exhaust, steering, or throttle and shift systems.
Industry Leading Warranties
All Quicksilver engines are built and backed by Mercury with a factory limited warranty.
Exclusive Benefits
Get access to exclusive benefits like SmartCraft Connect, Engine Guardian, Passport Premier, and more.
Complete System
From transoms and drives to props and oil, Quicksilver offers a complete ecosystem of components for your repower project.
Learn More About the Quicksilver Engine Line Up
Check out our borchure for a complete overview of our Quicksilver Engine offering
Sterndrive Engines
3.0L Alpha TKS (135 hp)
Delivers smoother operation, improved starting, and more power thanks to enhanced carburation and combustion design.
Replaces: All 2.5L or 3.0L sterndrive engines.
383 MPI Bravo (350hp)
Generates more torque and power than other small-block engines, and it weighs significantly less than most 454 big-block engines.
Replaces: Single or twin 350 CID, 377 CID and 454 CID engines.
350 MPI Alpha/Bravo (300hp)
Provides a performance and technology upgrade for small-block V8 engines in many classic boats.
Replaces: 5.0L and 5.7L engines with a carburetor or early throttle-body fuel injection.
409 MPI Bravo (400hp)
A high-performance engine with a flat-plane crankshaft for increased speed, torque, and acceleration.
Replaces: Single or twin 6.2L, 7.4L, 8.1L or 8.2L sterndrive and inboard engines.
6.2L 300 MPI Bravo
Delivers a powerful torque punch to get your classic boat up on plane in record time with improved cruising speed.
Replaces: Replace 5.7L & 350 MPI Bravo engines
4.5L 250 V6 Alpha & Bravo
Delivers better torque quality than a 5.0L V8.
Replaces: 4.3L & 5.0L MPI engines
6.2L 350 MPI Bravo FWC
Sets new benchmarks of torque and acceleration for pre-2010 vessels using 6.2L, 377, 383 and 7.4L MPI engines. Fresh Water Cooling comes standard to help combat the corrosive environment of saltwater.
Replaces: Replace older 6.2L, 377, 383 & 7.4L
Inboard Engines
350 MPI Horizon
The ideal repower for your inboard cruiser up to 34'. A quality fuel injected inboard featuring fresh water cooling, ceramic coated exhaust system and 2-year extended warranty.. V-Drive and In-Line engines available to fit any installation.
Replaces: Any make of 5.7L, 6.0L, 6.2L or 7.4L
Which Engine Works with My Boat?
To be CARB and EPA compliant these engines may be installed in boats not originally equipped with Emission Control Technology (ETC) – generally boats sold pre-2008 in California and pre-2010 in other states. Use is unrestricted in Canada but may be restricted by regulation in some regions.
Use the chart below to find out which engine may work best for your boat:
Popular Sterndrive Boats
Recommended Repower Engine / Drive Application
Horsepower
SmartCraft Ready
Freshwater Cooled
Runabout & Houseboat
16'-19'
Quicksilver 3.0L TKS Alpha
135
Houseboat <45mph
Quicksilver 4.5L-250 Bravo Two
250
Y
1
Runabout & Deckboat
18'-20'
Mercury Remanufacturing 4.3L
225
Y
20'-23'
Quicksilver 4.5L-250 Alpha
250
Y
20'-23'
Quicksilver 4.5L-250 Bravo Three
250
Y
21'-25'
Quicksilver 350 MPI Alpha
300
Y
21'-25'
Quicksilver 6.2L-300 Bravo Three
300
Y
22'-27'
Quicksilver 6.2L-350 FWC Bravo
350
Y
Y
22'-30'
Quicksilver 409 MPI FWC Bravo
400
Y
Y
Twin Engines Cruiser
28'-34'
Quicksilver 6.2L-300 Bravo Three
300
Y
Y
32'-36'
Quicksilver 6.2L-350 FWC Bravo
350
Y
Y
32’-36’
Quicksilver 6.2L-350 FWC Bravo with Seacore
350
Y
Y
32'-38'
Quicksilver 409 MPI FWC Bravo Three X
400
Y
Y
Sport Boat 60+ mph
28'-36'
Quicksilver 6.2L-350 FWC Bravo
350
Y
Y
28'-38'
Quicksilver 409 MPI FWC Bravo
400
Y
Y
Request a Repower Quote
Please fill out the form below so a local Repower Center expert can provide the most accurate quote and show you financing options on a new outboard, inboard or sterndrive engine.
