All you need to know and more

Car people ask questions. It�€™s in our DNA. We�€™ve answered most of your typical questions here and we�€™re adding more all the time. Other opinions exist of course. Tell us yours -

BIG97 Installation Guide

Your Guide to Stromberg BIG97 Installation and Adjustment. This is the guide we sent out with every BIG97 carburetor.  

How To: Maximise BIG97 intake flow

The BIG97 ‘early plenum effect’ allows any cylinder to draw from any barrels combining the strong torque/easy drivability characteristics of a dual plane intake with a power curve more usually associated with a single plane. The intake manifold mods explained here enhance that effect, adding even more potential to your BIG97 Tri-power.  

BIG97 Cut-Out Leaflet

We printed up some cool launch leaflets all about the new BIG97, with a crazy cut-out build-it-yourself paper BIG97 on the cover. It's a good introduction to the all-new model and you can download it here, or email us for a real printed copy!  

The All-New BIG97 Tri-Power. In Detail.

If you want to know pretty much everything there is to know about the BIG97 - how it flows so much air, how it mixes the fuel so much better, how to set it up - this is your download right here.  


Why build a bigger 97? Why a Tri-Power? Why modify my intake manifold? Air filters. Jetting. All this and more. We will add to this How-To whenever we get new questions about the BIG97.  
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