Page 2 of 2 FirstFirst 12
Results 11 to 12 of 12

Thread: HP estimate help on a 455

  1. #11
    fourspeednup
    330---that's what mine is rated at too Hmmmmm

  2. #12
    NAMarine
    Actually that is what a stock "Marine" BBC motor puts out is 330 HP at the crank. Now they rate them at 310 at the prop, but since there is no transmission or gear reduction on a jet, it's still 330 hp.

Page 2 of 2 FirstFirst 12

Similar Threads

  1. hey all we need an estimate in Parker
    By MRS FLYIN VEE in forum Sandbar
    Replies: 25
    Last Post: 09-19-2007, 05:47 PM
  2. top speed estimate
    By condor tx 19 in forum Jet Boats
    Replies: 28
    Last Post: 07-12-2007, 07:53 PM
  3. estimate to replace 2 pistons!
    By mouzer in forum Outboards
    Replies: 9
    Last Post: 10-05-2006, 06:07 PM
  4. MPH estimate question
    By jbone in forum Jet Boats
    Replies: 25
    Last Post: 01-30-2006, 07:20 PM
  5. how fast ?? can someone estimate for me???
    By quig in forum Bench Racers
    Replies: 14
    Last Post: 03-23-2002, 05:28 PM

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •