Opel 1900 1973 Service Manual page 320

Cooling System - Type ,._...___..___..___...........................
Filler Cap Type - Pressure _,._.,,._.,,...,,.........,..,.....,.,.................,,.........................
Water Temperature Control ._,..__,,._.,,__.,,...,.,.,,.,,.,,.,...............,,...,,,...
Thermostat Open At ._,,.,,.......,__.,.........,,...,...,,..,.,,.,,......................................................
Cooling System Capacity . . . . . . . . . . . . .._...__..............,,.,,.,,..,...................................,,................
Fan Drive .,,...,,,....,,.,..,..,,........,..,,..,,,.............,..,,.,..,,.................,,...............
ENGINE DIMENSIONS AND FITS
Cylinder, Crankcase, Pistons, Cylinder Head, Valves
Bore Limits for Standard Size Pistons:
Size 2
Size 3
Max. Permissible Cylinder Bore Out-of-Roundness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..~
Max. Permissible Cylinder Bore Taper ,.., ,.,, ,.,._,__. ,_, ,.. .__... ..__. ,__. .____. ..__. .._.
Piston Clearance, Nominal (on skirt bottom) _..__,,_.,.___.__.._...........,..........................
No. 1 Compression Ring Side Clearance in
Piston Groove ,...,,,.,,,.,,...,__..........,,..,,...,,...,..,.,,.,,..,,..,,..,,..................,,,..,,,...,
No. 2 Compression Ring Side Clearance in
Piston Groove _..,,..,,,..,,..,,..,,....,.......,...,,,.,.,,,..,..,..,,..,,..,,,..,,,.,,,..,,,...,,,..,,,,...,
Oil Control Ring Side Clearance in Piston
Groove __..__..._..,,,..,...,,,..,....,..,,..,.........,..,,...,,.,,.,,..,..,,..,,...,,...,,,..,,,..,,,...,,.....
Piston Ring Gap:
No. 1 Compression Ring ..,,.,,,..,,,..,,..,,,.,,.,,,..,......,,.,..............,.........................
No. 2 Compression Ring _..___..__.,,..,,..,,,..,.,,,..,,.,,....................,.........................
Oil Control Ring ,...,,...,___.___.._..................,,,..,..,,..,,.,,,..,,,.,,..,,,..,,,...,,,,..,,,...,....
Piston Pin in Connecting Rod ..____.___..._,,__.,,,,,..,,.,,..,.................,,...............................
Valve Spring Pressure
Valve Closed _______........___..,,,,,,............
V a l v e O p e n . . . . . . . . . . . . . . .
Valve Stem Diameters
Standard S i z e . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
,003 In. Oversize ____.....__.._..,,,,,,........
.O 1 18 In. Oversize _._...._._____..............
Valve Length, Nominal ..___.............
Valve Head Diameter ___.......____...,,,........
Valve Guide Bores
Standard Size ,,...,,...,,..,,..,,,..,,....................................,..,,...,,.,,,,..,,,,..,,...,,,,..,
in Oversjze .,..__,,._.,__..___....,,...,,..,,...,,,,,,.,,.,,..,................,.....,.................
,006 in Overslze ..,...,,..,,.......................................,........................................
Valve Stem Clearance
Intake . .._........___..___.....,............,...,,..........................................,,......................
Exhaust ._.,,........,,...,,..,,...........,,...,................,..,,..,,................,,.....,.,........................
Max. Permissible Head to Stem Runout
Intake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Exhaust .,...........,,...,...,.,,...........,,...,....,....,.,,,..,,.,,,........................................,..........
ENGINE MECHANICAL AND MOUNTS
I n t a k e
1.57 In. at 93 Lbs.
1.18 In. at 182 Lbs.
4.843 In.
1.574 In.
in Cylinder Head (Intake
Liquid Cooling With Circulating Pump
Thermostat and Bypass
E x h a u s t
1.36 In. at 97
L b s .
L b s .
In.
In.
In.
4.92 In.
1.34 In.
and Exhaust)
13.2-15.2 PSI
189 F.
6 Qts.
Water Pump Shaft
3.659-3.660 In.
3.661-3.663 In.
3.664-3.668 In.
3.679-3.681 In.
In.
In.
In.
In.
In.
Press Fit
In.
In.
In.
In.
In.
In.
In.
In.
In.