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The Sigma Astron II was completely different Australian made motor to the Imported Astron II's. The GN and the first Magna where both built in 85, so why the fk would they put hydraulic in one and solid in the other. :roll: :roll: :roll: You can argue all you like but the facts are that ALL AUSTRALI...

-- Why indead ALL Australian built Sigma Astron II's have hydraulic tappets. ___________________________________________________ :roll: :roll: :roll: :roll: :roll: :roll: :roll: :roll: :roll: :roll: The Scorps were imported and had adjustable tappets, as did the Starions sold in the US. This is FROM...

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Hate to spoil the party but the Sigma Astron II in manual form is a WIDE block. I have one fitted to my wagon straight from the factory. ;)

Auto's are narrow and there are no 2 litre Astron II's
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It was a 2L 5 speed but thrashing it around the backyard the other night I managed to smash a hole through the block with pieces of piston and conrod everywhere. Congratulations if you manage to have pieces of conrod everywhere. You are the first I have heard of that managed to break conrods. :roll:

Crow Mild street cam.

IN. 18/54
EX.54/18

Duration 252

.075" Duration 204

Valve lift 0.454"

Rev range 2000 / 5800

if this kit actaually existed, every Starquest owner in the US would have one. And they dont ;)

I have been looking for a GN wagon in mint condition for a while now. The high roofs are not that easy to find in good nick... ;) I was lucky with this one because it had been rustproofed by a firm in Newcastle before it hit the road in 1985. Still has the sticker under the bonnett. (And they are s...

anybody like to work out how long the stroke would have to be to pick an extra 900cc

Its the GN Astron II 2.6 ( the number plates tell you that ;) )that was fitted form new. I bought an old Scorpion that had been turbo'd and just swapped the turbo bits over to my motor. Had the block rebuilt and O ringed, removed the balance shafts, that sort of thing. Running at 15lb boost with a h...

Hey ,this is fun :D I get to put up a pic of the old wagon again. http://img7.imageshack.us/img7/4003/sigmawheels047ebay600lr.jpg ------- Some of the publications I have scrounged up http://img12.imageshack.us/img12/899/manualslo.jpg ------- Nothing much has changed under the hood in the last 5 year...