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RE: Boy. i'm torqued!

To: "'neil.cairns@virgin.net'" <neil.cairns@virgin.net>
Subject: RE: Boy. i'm torqued!
From: Dan Pockrus <dpockrus@efficient.com>
Date: Tue, 25 Aug 1998 14:57:57 -0500
        Neil, 
                Are all of these values in lb.ft ? It seems like 4
lb.ft. for rocker cover nuts would hardly compress the gasket!

                                                        -- Dan --

> Torque settings on bolts go by the size of the thread, so normally two
> similar sizes would get the same setting. Some threads are on tempered
> steel studs, such as the crankshaft and head studs. Here is a list for
> the 'A' and 'B' series engines, hexagonal nuts, ( 12V & 18V 12 sided
> ones differ a little; and XPAG, see later.)
> 
> Big end bolts  40 lb.ft.
> rocker adjuster nuts 22
> sump drain plug 25 
> Carb stud nuts 2   ( thats what the book says, 2.)
> clutch flywheel bolts 30
> cylinderhead nuts 50   ( 40 on early 1098cc Midgets,)
> tappet chest ( side covers) 2
> later sunken tappet chest covers 5
> distributor clamp  5
> flywheel bolts  40
> gudgeon pin, ( wrist pin,) 25
> main bearing nuts  70
> manifold nuts  15
> oil filter bolt 15
> oil pump nuts 14
> rear engine plate 5/16" bolts  20
> rear engine plate 3/8" bolts  30
> rocker shaft support nuts 25
> rocker cover nuts 4
> sump bolts 6
> timing chain cover 1/4" bolts 6
> timing chain cover 5/15" bolts  14
> thermostat housing nuts 8
> water pump nuts 25
> spark plugs 30
> crankshaft pulley nut 70
> camshaft nut 70
> steering wheel nut 35
> universal joint bolts 30
> gearbox drive flange nut 100
> 'U' bolt nuts on rear axle 20
> brake backplate nuts 18
> differential drive flange ( pinion seal,) 120
> 
> 18V & 12V 12 sided nuts,
> 
> big end nuts  33
> crankshaft pulley nut 70
> camshaft nut 65
> 
> XPAG/XPEG engines,
> 
> main bearing nuts  63
> cylinderhead  50
> flywheel 50
> big ends 27
> small end pinch bolt 33
>  rocker shaft 8mm  27
> rocker shaft 10mm 42
> timing cover 20
> clutch cover  33
>  sump  27
> manifold clamps  20
> oil pump nuts  12
> 
> Hope thats some use chaps.
> 
> Neil
> 

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