Exceptional Kirkham 427 S/C Cobra Replica with Robust Performance and Documented History

An extraordinary 1965 Shelby Cobra 427 S/C replica, meticulously constructed by Kirkham Motorsports, is currently featured on Bring a Trailer. This aluminum-bodied marvel, chassis KMP344, was expertly assembled by Bruce Robles, a renowned figure in 1960s Cobra racing and a former engineer for the Commander Motor Homes Can-Am team. The vehicle is being offered by a distinguished Shelby historian, adding to its prestige and verified lineage. With a mere 3,800 miles recorded, this replica presents a compelling opportunity for collectors and enthusiasts, blending historical accuracy with a thoroughly documented build process.

This particular Kirkham Cobra replica distinguishes itself through its exceptional build quality, robust performance, and extensive documentation. The vehicle's 482 cubic inch side-oiler engine has been dyno-tested to produce nearly 600 horsepower and 635 lb-ft of torque, ensuring exhilarating performance. Key mechanical components, including the close-ratio Top Loader four-speed transmission, Centerforce clutch, and independent suspension with Penske coilovers, underscore its high-performance capabilities. The inclusion of a Manufacturer's Statement of Origin, a Kirkham build sheet, and comprehensive service records further solidifies its value, positioning it well above typical market averages for replicas. Recent maintenance, including a carburetor refurbishment, fluid changes, and an engine tune, confirms its readiness for immediate enjoyment.

Valuation and Market Standing of the Kirkham 427 S/C

The market for Kirkham 427 S/C replicas demonstrates a strong valuation, primarily driven by the superior quality of their aluminum bodies and the meticulous attention to detail in their construction. Data from Classic.com indicates a broad price range, yet models with robust documentation and reputable builders consistently command higher prices. This specific replica, with its exceptional provenance—built by a former Cobra racer and consigned by a Shelby historian—is expected to achieve a premium. Its comprehensive build sheet and dyno-verified engine performance contribute significantly to its elevated market position.

Considering recent sales of similar Kirkham 427 S/C models, which have fetched between $144,000 and $190,000, this replica is poised for a strong outcome. The current bid of $120,000 with five days remaining suggests ample room for growth, with expert projections placing its fair value between $165,000 and $205,000, and a likely sale price around $182,000. The thorough documentation, including a Manufacturer's Statement of Origin, detailed service records, and a recent refresh covering critical mechanical systems, provides buyers with a high degree of confidence in their investment, distinguishing it from less transparent offerings in the replica market.

Detailed Specifications and Unique Craftsmanship

This Kirkham Cobra replica boasts an impressive array of specifications, beginning with its powerful 482ci side-oiler FE V8 engine, expertly bored and stroked by Valley Head Service. This engine features high-performance components such as Carrillo pistons, a SCAT crankshaft, Eagle H-beam rods, and a COMP Cams Xtreme Energy hydraulic roller camshaft, ensuring exceptional power delivery. The sophisticated engine is complemented by a close-ratio Top Loader four-speed manual transmission, a Centerforce clutch, and a 3.31:1 aluminum limited-slip differential, all designed to translate its immense power effectively to the road.

Beyond its powertrain, the replica is equipped with a high-performance chassis and running gear, including four-wheel independent suspension with adjustable Penske coilovers and Wilwood disc brakes, providing superior handling and stopping power. The 15-inch Halibrand-style wheels, adorned with three-eared spinners, are fitted with Avon CR6ZZ tires, recently installed in 2026. The vehicle's meticulous maintenance history, including a refurbished carburetor, Cerakoting of the roll bar and side pipes, and comprehensive fluid services, underlines its pristine condition. With Arizona titling the car as a 1965 CBII Special Construction and an emissions exemption, this replica offers both a thrilling driving experience and a compelling narrative of craftsmanship and historical tribute.