View Single Post
Old 05-10-2014, 02:55 PM   #4
morethanstock66
Registered User
 
morethanstock66's Avatar
 
Join Date: Mar 2014
Location: College Station, TX
Posts: 213
Re: 250 to 283/307 Swap

Rear main is usually the last in line to check. Valve cover, drain plug seal, oil pan gasket, oil pressure sending unit fittings are known to leak, ect. Clean it like Geezer says, run it for a bit and look, if it leaks a lot like you say, should be able to tell.
__________________
63 SWB Stepside --Current Project
http://67-72chevytrucks.com/vboard/s...d.php?t=836390
66 SWB Fleetside (Stacy) 350ci/Th400 --Gone
http://67-72chevytrucks.com/vboard/s...45#post6595745
67 LWB Fleetside (Annabel)350ci/SM420. 7 Year Restoration --R.I.P.
http://67-72chevytrucks.com/vboard/s...d.php?t=633867
morethanstock66 is offline   Reply With Quote