COVID-19 UPDATE: We are open for business!

Walk-ins are not allowed but orders may be placed online and picked up at our warehouse.

We are shipping orders as fast as we can with a limited staff. 
Some shipments will be delayed 
regardless of status shown on the website.  
Mercury factory backorders are common right now and we have no guarantee of release dates. 

 UPS has suspended service guarantees and delays are common and beyond our control. 
We are sorry to say there are no refunds for late shipments at this time.

LUCKILY we have been stocking parts for over 40 years and have an enormous selection of parts that ship the same day! 

Please email us with any questions!

Thank you for your patience and stay healthy!

 

Sorry - this product is no longer available

GM 883281B 454 7.4L Long Block

883281B GM 7.4L 454 Gen VI Long Block Assembly Model #19207556. This is a new GM Long Block. Not a Mercury product. No core charges.
Manufacturer: GM
Availability: Not in stock - will be transferred from factory
Manufacturer part number: 883281B
Pickup or normally ships: Available - Next business day
$6,799.00
$5,100.00

These new are Gen 6 454 7.4L long blocks with oval heads, roller lifters, standard rotation, mechanical fuel pump provision, one piece rear main. 330 HP. These are the GM longblocks that Mercury Marine uses, not from Mercury Marine directly. 

Includes - 

  • Brass freeze plugs
  • Oil pan
  • Timing cover 
  • Valve Covers
  • Harmoninc balancer
  • No core charge

Contact us for a freight quote!

 

These new are Gen 6 454 7.4L long blocks with oval heads, roller lifters, standard rotation, mechanical fuel pump provision, one piece rear main. 330 HP. These are the GM longblocks that Mercury Marine uses, not from Mercury Marine directly. 

Includes - 

  • Brass freeze plugs
  • Oil pan
  • Timing cover 
  • Valve Covers
  • Harmoninc balancer
  • No core charge

Contact us for a freight quote!