Automotive and Aviation

On Site DieCast
- Emphasizes military models. Check out their clearance
page. Remember to look for 1/48 or 1/43 scale.

Police
Car Models.com 1/43 Sale Page - 1/43 is slightly larger than
the HeroClix 1/48 scale, but if you can live with that small discrepancy,
you can get die-cast police cars here. Some are very expensive, but some
are as low as $4.

Search
eBay for 1/48 scale models or for 1:48
scale models - These searches will return both automobiles
and airplane models, plus anything else listed at 1/48 scale.

Search
eBay for 1/43 scale models or for 1:43
scale models - This will also return both automobiles and
airplance models, plus anything else listed at 1/43 scale.