Tpitch20
New Member
- Jun 4, 2018
- 19
- Boat Info
- 1997 Proline cutty fish 220 Garmin GPS
- Engines
- 5.7 Mercruiser w Bravo I outdrive
Hello. So 2019, has not been good. I threw a rod in my 1997 5.7 mercrusier. Bought a brand new 5.7 GM Longblock marine engine and swapped it myself. Runs and sounds great except I notice a loud rattle in the upper unit at like 1500-2000 rpm. Any suggestions?
Last edited: