MODEL IDENTIFICATION MODEL TRIION MODEL ENGINE FRONT REAR TRANSMISSION YEAR AND WHEEL BASE TYI E OLUTON AXLE AXLE STD DPT 1971 2 53380 250 IFSO19 H027 SM326 AT218 116 1971 2 53480 307 10 lFS019 H027 SIVI326 AT218 N6 mso Opt 350 2BBL 10 SM428 AT350 350 4BBL 10 SM327 SIVI428 AT350 AT400 F Opt 1 400 1971 11 SM328 402 1 972 SII I429 AT400 1971 2 53680 307 10 IFSO19 H027 A SM326 AT218 116 AT35O Opt 350 2BBL 10 SNI428 AT350 350 4BBL 10 SM327 SM428 AT350 AT400 Opt 400 1971 11 SM328 402 1972 SA I429 AT400 Opt 454 11 SM430 AT400 1973 5AC8O 307 10 lFS019 H027 SM326 Opt 350 2 BBL 10 AT400 350 4BBL 10 SM428 AT400 1973 5A080 307 IO IFS019 H027 SM326 Opt 350 ZBBL 10 AT400 350 4 BBL 10 SNI428 AT400 Opt 454 11 SM43O AT400 GM PARTS DIVISION GENERAL MOTORS CORPORATION SPRINT 57 3