Authentic LS6 Super Sport Chevelle with original matching-numbers engine, authenticated by Jerry MacNeish in 2021. Restored in original Tuxedo Black (trim tag code 19) with white sport stripes and black vinyl bench front seat (code 755) with headrests. The potent LS6 454/450hp engine (assembled January 22) featured 4-bolt main caps, forged aluminum pistons, forged steed rods and crankshaft, solid lifters, closed chamber heads and a 11.25:1 compression ratio; This example features a correct aluminum intake (casting #3963569 with Winters snowflake) and Holley 780cfm 4-barrel carburetor (List-4557, dated 9B3 - third week of December 1969) CRV suffix and matching partial VIN pad stamp (T0122CRV 10R207985), M22 4-speed manual transmission (casting #3925661), exhaust manifolds (#3909879 L and #3916178 R) and GM 12-bolt rear end (casting #3969278) with 4.10:1 gears and (G80) posi-traction (ratio and posi confirmed, despite CCW stamping on axle housing). The car features mostly all correct OEM and NOS parts, including distributor (#1111437 dated 9M10, upgraded with Pertronix pointless ignition for improved performance), distributor cap (#1971244/D308R/Patent pending "R"), starter motor (#1108418 dated 9M29), alternator (#1100837), coil (#1115293, 293 B-R), power brake booster (#9391 dated 328) and fuel pump (#40727). Options include (D88) hood and deck stripes, (N40) power steering, (A02) soft-ray tinted windshield, (D34) visor vanity mirror, (U14) specie instrumentation with correct 7000 rpm tach (6500 redline), (U35) electric clock, (U69) AM/FM PB radio, (Z15) SS 454 equipment, including special domed/cowl hood, round gauge pods in dash, dual exhaust, power front disc brakes, F70-14 RWL tires (repo Goodyear Polyglas), correct "AO" stamped 14x7 SS wheels, wheel opening molds, black-accented grille, black resilient rear bumper panel, bright engine accents, 12-bolt rear end, and (V01) IF- and XJ-stamped Harrison 4-row HD radiator (#3016678, broadcast code PA for LS6 4-speed with 4.10:1 axle) with proper spot-welded upper and lower supports, deep groove accessory drive pulleys and HD steering shaft, and (F41) special chassis features (required with LS6). Included with sale are boxed lower-rear control arms, HD springs and shocks, rear frame supports and 1.25-inch front stabilizer bar - all present on the car. The Chevelle also features a dual-snorkel air cleaner, Hurst shifter (original Muncie shifter in trunk), and an LOF windshield (dated 1969), T3 headlights, Delco R59 battery (reproduction), and correct radiator cap, GM belts and hoses, plug wires (Packard TV R suppression dated 3-Q-69), 7-blade cooling fan (#914087), seat belts and A.O. Smith frame (#3960733 dated January 26). The trim tag indicates the body was assembled the first week of February at the Arlington plant as an original Tuxedo Black example. The car was subjected to a frame-off restoration circa 2010 and features the original GM sheet metal (verified by Mark Bannert, owner of Collision Craftsman), with correct tags and markings. The car is an example of the highest factory horsepower rating (450hp) of the muscle car era and was previously included in the Rick Davis Collection. No original documentation accompanies the car.