Mark Houlahan
Tech Editor, Mustang Monthly
February 15, 2012
Photos By: John Jackson

The Details
Jack Alex Stoner and Jayne Roorda's '70 Mustang SportsRoof "Dragon"


  • Roush 427IR crate engine
  • Dart 9.5-inch deck iron block, four-bolt mains
  • 4.125-inch bore
  • 4.00-inch stroke
  • 4340 forged steel crankshaft
  • 4340 forged steel H-beam connecting rods
  • Wiseco forged pistons
  • Roush hydraulic roller camshaft
  • 205cc aluminum cylinder heads
  • 2.08-inch intake, 1.60-inch exhaust valves
  • 1.6:1 roller rockers
  • Eight-stack "Weber–style" EFI
  • Dry sump oiling system with Peterson Fluid Systems reservoir
  • 560 hp, 540 lb-ft torque


  • Tremec TKO-600
  • McLeod twin-disc


  • John's Industries 9-inch Ford axle housing
  • Strange Engineering center section
  • Eaton Truetrac
  • John's Industries 3.89 gears


  • JME custom headers, 1-7⁄8-inch primaries, 3-inch collectors
  • Flowmaster 44-Series mufflers
  • 2-1/2-inch custom dual exhaust


  • Front: JME SLA double wishbone system, 6061 T6 billet aluminum control arms, 2-inch drop spindles, Penske double adjustable shocks with remote reservoirs, Fox Mustang power steering rack
  • Rear: Detroit Speed & Engineering Quadralink four-link, adjustable control arms and Panhard bar, Penske double adjustable shocks with remote reservoirs


  • Front: Baer Pro Plus, 14-inch disc, six-piston calipers
  • Rear: Baer Pro Plus, 15-inch disc, six-piston calipers


  • Front: Forgeline custom, 18x10, 7-inch backspacing
  • Rear: Forgeline custom, 19x12, 6.5-inch backspacing


  • Front: Goodyear Eagle F1 Supercar, P275/35R18
  • Rear: Goodyear Eagle F1 Supercar, P325/30R19

Custom Ford GT inspired dash and console, wrapped in leather, leather Recaro seats, Momo steering wheel, Classic Instruments custom gauges, Alpine audio with Kicker speakers/amps, Nurelics power windows, Vintage Air heat and cool system, four-point harnesses, interior by Ringbrothers and Upholstery Unlimited of Clinton, Iowa

Custom mix "Dragon's Blood Red" paint with Castle Gray accents in BASF Diamont basecoat/clearcoat; custom carbon-fiber front valance, front and rear bumpers, trunk lid, and trunk endcaps; reshaped steel hood to accommodate custom Shaker setup; custom belly pan and rocker covers; custom billet cowl vents, door handles, through hood billet filter covers/Shakers, hoodpins, taillight panel, gas cap, and foglight trim rings; billet grille; roof splitter with integral third brake light; flush-fit glass

The Ringbrothers Look
Over the years, Ringbrothers has built numerous award-winning cars for its clients, and while Jim Ring admitted the company doesn't do a great job of marketing its parts business, it is working on getting the word out.

"If Ringbrothers created it, you can buy it. It may not be on our website, but we can sell it," Jim commented to us in a recent phone conversation. From the body parts from the Reactor to its brand-new wide body Mustang debuted at the 2011 SEMA show called the Producer, items like doors, fenders, fascia, end caps, and so forth—in both carbon fiber and fiberglass—are offered. There's also their line of billet parts like hood hinges, door handle, fasteners, and more available, too. Every part the company made a custom mold for it can produce, as it has kept those molds just for this reason. So, if there's something you see on a Ringbrothers creation you like, give the company a call. You might be surprised as to what it has in the shop ready to sell you.