Started on Sept. 17 by scannon

2004 Caterham Roadsport SV

20

Engine: 1.8L inline four cylinder, DOHC, 4-valve-per-cylinder engine from a 2000 Mazda Miata, with aftermarket turbocharging. Controls: Hydra stand-alone ECU with Hydramist water/methanol injection. Induction: Mazda Miata intake manifold with 550cc RC fuel injectors. Flyin Miata (Garrett 2650) turbo and exhaust manifold, Track Dog Racing intercooler. Cooling: Caterham double-row, triple-pass aluminum race radiator with one 12” Spal electic fan (pulling). Exhaust: downpipe with divorced wastegate graduates to 3” diameter and flows into a 3” polished side pipe with metal catalytic converter and glass-pack muffler, then divides into two 2” tailpipes. (Designed by owner, and constructed by Hanksville Hot Rods in Littleton CO.) Transmission: 5 speed Miata transmission. The tailshaft was modified for transmission tunnel clearance and to suit Caterham-style transmission mounts. 8.5 lb ACT flywheel, 2005 Mazdaspeed turbo clutch (hydraulically actuated). Custom driveshaft fabricated from a Caterham rear weld yoke and U-joint, and from a Miata splined yoke combined with an RX-7 front weld yoke and U-joint. 2” high strength steel driveshaft tube. Rear axle: the car retains the Caterham deDion rear suspension, with Caterham-supplied British Ford “Sierra” 3.92:1 ratio gears and differential carrier, but with a Quaiffe limited slip differential substituted. Front Susp.: stock double A-arm with Caterham (Bilstein) adjustable coil-over shocks and sway bar. Rear Susp.: deDion semi-independent rear suspension with adjustable coil-over shocks, Watts links on both sides, and an adjustable sway bar. Brakes: Caterham supplied 9” disks on all four wheels, 2-pot calipers on the front, single pot calipers with parking brake on rear. No power assist. The car weighs 1,350 lb wet. Engine is dyno tuned producing 295 RWHP and 260 lb ft of torque. Pictures at: http://www.britishv8.org/Other/SkipCannon.htm

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