http://auto-specs.zercustoms.com The RSS feed of the latest 10 American Underslung specifications at Auto Specifications en http://auto-specs.zercustoms.com/a/american-underslung/1908-american-underslung-roadster-specifications.html engine Inline-4 w/L-Head displacement 8177 cc / 499 cu in bore 136.52 mm / 5.37 in stroke 139.7 mm / 5.5 in power 37.3 kw / 50 bhp hp per litre 6.11 bhp per litre drive wheels body / frame Steel