1999 Mercruiser HI-Performance GM 377 EFI Engine Service Manual, Page 431Get this manual

1999 Mercruiser HI-Performance GM 377 EFI Engine Service Manual, Page 431

Quality of the image is intentionally reduced!

MANIFOLDS, ELBOWS AND RISERS

Installation
1 Apply 18 in(3mm) bead of Loctite #510 Sealant (PN 92-804874) around all holes on both sides of gasket(s)
2 Using new gasket, instal