Does anyone know if thread sealer is needed on the head bolts prior to torquing?
N no patients Recruit Joined Mar 14, 2013 Messages 3 Mar 14, 2013 #1 Does anyone know if thread sealer is needed on the head bolts prior to torquing?
Don S Honorary Moderator Emeritus Joined Aug 31, 2004 Messages 62,321 Mar 14, 2013 #2 Re: bolting a head on a merc 470 Yes it is needed. http://forums.iboats.com/attachment.php?attachmentid=185221&stc=1&d=1363284544 Attachments 470 Head Install.pdf 198 KB · Views: 0
Re: bolting a head on a merc 470 Yes it is needed. http://forums.iboats.com/attachment.php?attachmentid=185221&stc=1&d=1363284544
S stonyloam Vice Admiral Joined Mar 13, 2009 Messages 5,830 Mar 14, 2013 #3 Re: bolting a head on a merc 470 It calls for perfect seal, but NAPA (Permatex) aviation sealant is a good substitute.
Re: bolting a head on a merc 470 It calls for perfect seal, but NAPA (Permatex) aviation sealant is a good substitute.
natemoore Master Chief Petty Officer Joined Jun 13, 2009 Messages 844 Mar 15, 2013 #4 Re: bolting a head on a merc 470 stonyloam said: It calls for perfect seal, but NAPA (Permatex) aviation sealant is a good substitute. Click to expand... I second.
Re: bolting a head on a merc 470 stonyloam said: It calls for perfect seal, but NAPA (Permatex) aviation sealant is a good substitute. Click to expand... I second.
