454 big block chevy gen-6 7.4 mercury magnum 425 marine
454 big block chevy gen-6 7.4 mercury magnum 425 marine - Image 2
454 big block chevy gen-6 7.4 mercury magnum 425 marine - Image 3
Category:

454 big block chevy gen-6 7.4 mercury magnum 425 marine

(59 Customer Reviews)

In Stock

$4,400.00

Category:

a newly rebuilt gen -6 454 big block chevy 4 bolt main block chevy steel crank and 3/8 heavy duty rods forged pistons hyd roller cam s st. valves 3/8 push rods heavy duty valve train  isky springs retainers and locks. 9/1 compression aluminum intake . new fasteners ,balancer , flywheel ,valve covers all included  engine is dyno tested after sale with your carb and dist. or we can supply them so the engine is dialed in with the components that it will run with .

Average Rating

4.97
59 Review
5 star 97%

4 star 4%

3 star 0%

2 star 0%

1 star 0%

59 reviews for 454 big block chevy gen-6 7.4 mercury magnum 425 marine

  1. Katherine Wallace –

    I noticed an immediate improvement in speed and handling

  2. Jerry Parker –

    Acceleration is smooth but strong when you need it

  3. Richard Garcia –

    Cold starts are no problem at all, fires up instantly every time

  4. Rebecca Diaz –

    A dependable choice for anyone who spends a lot of time on the water

  5. Brandon Adams –

    I’ve taken it out in different conditions and it performs consistently

  6. Timothy Sanchez –

    Idles clean with minimal vibration, feels well built

  7. Bryan Price –

    Super easy to start, even after sitting for a while

  8. Carl Bailey –

    The torque is impressive, especially when carrying heavy loads

  9. Joe Watson –

    Easy installation and setup with the right components

  10. Kyle Bell –

    Great for commercial use as well as personal boating

  11. Noah Brooks –

    Maintenance has been straightforward and hassle-free so far

  12. Lawrence Ramirez –

    The engine performs exactly as expected

  13. Edward White –

    Strong torque and great acceleration, gets the boat moving quickly even when loaded

  14. Donald Anderson –

    The noise level is lower than expected, which makes trips more enjoyable

  15. Angela Ford –

    I’ve already recommended it to a few friends

  16. Alexander Roberts –

    Build quality feels solid and made for tough marine conditions

  17. Adam Morris –

    It’s a great combination of power, efficiency, and reliability

  18. Christian Peterson –

    The performance is consistent no matter the conditions

  19. Ryan Lewis –

    The noise level is low, especially at cruising speed

  20. Stephen Wright –

    Very happy with the overall performance

  21. Juan Patterson –

    Runs clean and consistent even after extended use

  22. Melissa Alexander –

    The cooling system works great even on long runs

  23. Kevin Lee –

    The engine responds quickly to throttle input

  24. George Thompson –

    Handles rough water conditions without struggling

  25. Justin Green –

    Gives me confidence every time I head out on the water

  26. Jack Phillips –

    The power output is strong and consistent throughout

  27. Jose Collins –

    Smooth acceleration and strong pulling power

  28. Douglas Sanchez –

    Works perfectly for both calm and rough waters

  29. David Jones –

    The durability is noticeable right from the first use

  30. Albert Sanders –

    Handles long hours on the water without any issues

  31. Walter Morgan –

    Very impressed with how quiet and stable it runs

  32. Amanda Bryant –

    It doesn’t struggle even when the boat is fully loaded

  33. Kenneth Martin –

    Excellent choice for anyone needing a strong and reliable setup

  34. Michael Johnson –

    Very efficient and doesn’t burn as much fuel as I expected

  35. Aaron Edwards –

    The engine handles continuous use without any problems

  36. Larry Scott –

    The fuel efficiency is what really stood out to me, saves a lot on long trips

  37. Jeremy Rivera –

    Very reliable engine that hasn’t let me down yet

  38. Ethan Howard –

    Runs strong even after hours on the water

  39. Olivia West –

    I’ve been running it hard and it still performs like new

  40. Nicholas Young –

    It’s quiet enough to enjoy conversations while cruising

  41. Terry Torres –

    Easy to operate and very responsive controls

  42. Dylan Coleman –

    Great balance between power and efficiency

  43. Gary Walker –

    Runs smoothly without any strange noises

  44. Anthony Gonzalez –

    Absolutely impressed with how smoothly it runs, starts right up every time and delivers consistent power

  45. Christopher Martinez –

    Even at higher speeds, it remains stable and controlled

  46. Bruce Wood –

    It’s been performing flawlessly since installation

  47. Gabriel Hughes –

    I couldn’t be happier with how it performs on the water

  48. Robert Smith –

    It made a noticeable difference in speed and handling

  49. Jeffrey Ramirez –

    The performance is consistent every time I use it

  50. Austin James –

    Handles extended use without any drop in performance

  51. Harold Murphy –

    Handles heavy use without any signs of strain

  52. Jason Clark –

    The engine feels solid and built to last

  53. Brian Perez –

    Great for both casual use and longer trips

  54. Patrick Turner –

    Great investment for improving overall boat performance

  55. Ralph Ross –

    Everything about it feels well engineered and dependable

  56. James Anderson –

    Performance is strong without being overly noisy

  57. Nicole Graham –

    The engine performs well under different conditions

  58. Michelle Myers –

    Perfect for both fishing trips and longer cruising days

  59. Thomas Davis –

    Starts up quickly even in cooler conditions

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