timing issues

Hey all! I just acquired a 79 weekender 300 and have been tinkering with it so we can get it out on the water. Still a couple issues to sort out but figure I'll post and see what kind of solutions are out there. For her age she is in great shape except for the odd quirk which we are trying to...

Fellow classics, my 454 falls on its face at higher rpms. Running quadrajet carb. Cleaned, new cap wires plugs etc. timing set at 8*. im scratching my head as to what it could be. any pointers. fires up quick idles and runs great. So i dont know. thank you!

Hello all- I'm hoping someone may be able to give me an idea of what is happening with my 2005 Sundancer 340 with 8.1 L Horizons in it. Originally the boat was stalling after extended idle (harbor cruising) and we would have to let it sit, and then it would start up again run for a bit and...