American Iron / AI Choppers

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American Iron / AI Choppers We do just about anything you can imagine. From oil changes to custom baggers. We have a full cnc machine shop for those custom parts. Your one stop shop.

Also a couple dynojet dynos for all your tuning needs. Full service CNC machine shop. Harley sales and service.

This is a new one. Harley 110 cvo twin cam. Lifter pin came out and ate up the cases.
10/21/2026

This is a new one. Harley 110 cvo twin cam. Lifter pin came out and ate up the cases.

Another one today. Previously tuned on PV somewhere else. All straightened up now. Afr at cruising was off the chart lea...
10/08/2026

Another one today. Previously tuned on PV somewhere else. All straightened up now. Afr at cruising was off the chart lean. Then super rich Ofer 50% throttle.

New Harley 135 M8
10/08/2026

New Harley 135 M8

Power vision surgery today.
10/08/2026

Power vision surgery today.

Before by another shop and after our tuning. Much better power curve.
10/08/2026

Before by another shop and after our tuning. Much better power curve.

Another one tuned today. Made some nice usable power. Over 130 tq at 2000 rpm
08/11/2026

Another one tuned today. Made some nice usable power. Over 130 tq at 2000 rpm

Not bad numbers for our new shop bike. It’s a stock 117 with an air filter and decated stock head pipe. We tuned it on ...
08/04/2026

Not bad numbers for our new shop bike. It’s a stock 117 with an air filter and decated stock head pipe. We tuned it on pv3. Still has some more in it. Ran out of time on the dyno. We will be tuning in it some more before we do a cam. Blue is stock no tune. Red was our last pull.

117 we are working on. Stock vs tuned vs air filter swap. Stock cam and stock pipes. We will do a little more tweaking o...
08/01/2026

117 we are working on. Stock vs tuned vs air filter swap. Stock cam and stock pipes. We will do a little more tweaking on tune next week then do exhaust swap. Air filter made a huge gain.

121 CVO tuned on pv3 all stock besides removed baffle.
08/01/2026

121 CVO tuned on pv3 all stock besides removed baffle.

135 SE we tuned in thunder max.
08/01/2026

135 SE we tuned in thunder max.

Address

612 S Main Street
Brighton, IL
62012

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 3pm

Telephone

(618) 372-4646

Website

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