The Porterfield CP / 35-70 (CP-40, CP-50, 35-70, 35-W, 35-V, 35-90, Collegiate) is a single piston aircraft. This AeroTell reference page covers its specifications, performance figures, weights, typical pricing, and the applicable FAA regulatory record — Airworthiness Directives, Supplemental Type Certificates (STCs), and Special Airworthiness Information Bulletins (SAIBs) — to help pilots, owners, buyers, and A&P/IA mechanics evaluate the Porterfield CP / 35-70. AeroTell is a quick-reference research aid, not a compliance or airworthiness-signoff source; always verify against the official FAA record.
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