1969 Buick Gran Sport 'GS' 455 Stage I Series 44600: detailed specifications, performance and economy data

1969 Buick Gran Sport 'GS' 455 Stage I (1970)

1969 Buick Gran Sport 'GS' 455 Stage I (1970)
Carrocería
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Carrocería	2+2 seater convertible/cabriolet
Número de puertas	2
diseñado por
Dimensiones y pesos
Distancia entre ejes	2845	112
Vía delantera	1511	59.5
Vía trasera	1499	59
Longitud	5100	200.8
Ancho	1918	75.5
Altura	1359	53.5
Despeje del suelo
Relación Largo:Dist.entre ejes	1.79
Peso en vacío	1702 kg	3752
Distribución del peso (% adelante)
Capacità serbatoio
Aerodinámica
Coeficiente de penetración
Superficie frontal
SCx
Tren motriz
	naturally aspirated petrol
Fabricante del motor	GM
Código de motor
Número de cilindros	V 8 in 90° vee
Cilindrada	7.5 litre 7458 cc (455.115 cu in)
Diámetro × Carrera	109.5 × 99 mm 4.31 × 3.9 in
Relación diámetro/carrera	1.11
Distribución	overhead valve (OHV) 2 válvulas por cilindro 16 Total de válvulas
Potencia nominal (gross)	365 PS (360 bhp) (268 kW) a 4600 rpm
Par motor máximo (gross)	691 Nm (510 ft·lb) (70.5 kgm) a 2800 rpm
Potencia específica (gross)	36 kW/litre 48.9 ps/litre 48.3 bhp/litre 0.79 bhp/cu in
(gross)	92.65 Nm/litre 1.12 ft·lb/cu³
Materiales de block / culata
Lubricación	Cárter húmedo
Relación de compresión	10.5:1
Alimentación	1 Rochester carburettor
	1164.3 kPa (168.9 psi)
Maximum RPM
Casquillos de cigüeñal	5
Engine coolant	Water
	932.25 cc
Aspiración	Normal
Compresor	N/A
intercooler	None
catalizador	N
Rendimiento
0-80km/h
0-60mph	5.5 s
0-100km/h
0-160km/h
0-400m	13.79 s @ 104.5 mph
0-1000m
Velocidad máxima	233 km/h (145 mph)
Power-to-weight ratio	Higher is better 214.46 PS/tonne (1000 kg) 0.21 PS/kg 157.73 kW/tonne (1000 kg) 0.16 kW/kg 211.52 bhp/tonne (1000 kg) 0.21 bhp/kg 0.09 bhp/lb
Weight-to-power ratio	Lower is better 6.34 kg/kW 10.59 lb/bhp
Consumos
Consumo de combustible
universal fuel consumption (calculated from the above)
litres/100km
km/litre
UK MPG
US MPG
Emisiones de CO2
Emisiones de CO2
Carfolio Calculated CO₂ ^?
VED band (UK)
CO₂ Effizienz (DE)
Chasis
Ubicación del motor	front
Engine layout	longitudinal
Tracción	rear wheel drive
Alimentación	N/A
Dirección, tipo
turns lock-to-lock	5.560
Turning circle
Suspensión delantera
Suspensión trasera
Ruedas delante	6.00JK x 14
Ruedas detrás	6.00JK x 14
Neumáticos delante	G78-14
Neumáticos detrás	G78-14
Brakes F/R	Dr/Dr
Front brake diameter	241 mm
Rear brake diameter	241 mm
Braked area
Transmisión	3 speed automatic
Eje trasero desmultiplicación	1
Desmultiplicación grupo cónico	3.91
General
Carfolio.com ID	44913
Unidades producidas
Model code	44637
	Series 44600
RAC rating	59.5
Insurance classification	No information available
Tax band	No information available
1969 Buick Gran Sport 'GS' 455 Stage I (1970) added before December 1995. Last modified 2020-12-20.

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Suggested anchor text: 1969 Buick Gran Sport 'GS' 455 Stage I (1970)

Buick GS - Series 44600 models

1970 AMC Rebel 'Machine' 7010 7019-0

2 door sedan/saloon FR 4M 6386 cm³/389.7cuin 345 PS 340 bhp 254 kW 1692 kg

1970 AMC Rebel 'Machine' Automatic 7010 7019-0

2 door sedan/saloon FR 3A 6386 cm³/389.7cuin 345 PS 340 bhp 254 kW 1692 kg

1970 Chevrolet El Camino 454 SS 13480

2 door light delivery vehicle/ute/bakkie FR 4M 7439 cm³/454.0cuin 365 PS 360 bhp 268 kW 1702 kg

1970 Chevrolet El Camino 454 SS Turbo Hydra-Matic 13480

2 door light delivery vehicle/ute/bakkie FR 3A 7439 cm³/454.0cuin 365 PS 360 bhp 268 kW 1726 kg

1970 Chevrolet Malibu Convertible 454 SS 13667

2 door convertible/cabriolet FR 4M 7439 cm³/454.0cuin 365 PS 360 bhp 268 kW 1725 kg

1970 Chevrolet Malibu Convertible 454 SS Turbo Hydra-Matic 13667

2 door convertible/cabriolet FR 3A 7439 cm³/454.0cuin 365 PS 360 bhp 268 kW 1750 kg

1970 Chevrolet Malibu Sport Coupé 454 SS 13637

2 door fixed-head coupé FR 4M 7439 cm³/454.0cuin 365 PS 360 bhp 268 kW 1699 kg

1970 Chevrolet Malibu Sport Coupé 454 SS Turbo Hydra-Matic 13637

2 door fixed-head coupé FR 3A 7439 cm³/454.0cuin 365 PS 360 bhp 268 kW 1724 kg

1970 Chevrolet Monte Carlo SS 454 13857

2 door fixed-head coupé FR 3A 7443 cm³/454.2cuin 365 PS 360 bhp 268 kW

1970 Dodge Challenger R/T

2 door fixed-head coupé FR 4M 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1970 Dodge Challenger R/T Automatic

2 door fixed-head coupé FR 3A 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1970 Dodge Challenger R/T Convertible

2 door convertible/cabriolet FR 4M 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1970 Dodge Challenger R/T Convertible Automatic

2 door convertible/cabriolet FR 3A 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1967 Dodge Charger CW2P 29

2 door fixed-head coupé FR 4M 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1967 Dodge Charger Automatic CW2P 29

2 door fixed-head coupé FR 3A 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1971 Dodge Charger R/T WS23

2 door fixed-head coupé FR 4M 7206 cm³/439.7cuin 375 PS 370 bhp 276 kW

1970 Dodge Charger R/T XS29

2 door fixed-head coupé FR 4M 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1969 Dodge Charger R/T XS29

2 door fixed-head coupé FR 4M 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1968 Dodge Charger R/T XS29

2 door fixed-head coupé FR 4M 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1971 Dodge Charger R/T Automatic WS23

2 door fixed-head coupé FR 3A 7206 cm³/439.7cuin 375 PS 370 bhp 276 kW

1970 Dodge Charger R/T Automatic XS29

2 door fixed-head coupé FR 3A 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1969 Dodge Charger R/T Automatic XS29

2 door fixed-head coupé FR 3A 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1968 Dodge Charger R/T Automatic XS29

2 door fixed-head coupé FR 3A 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1971 Dodge Charger SE WP29

2 door fixed-head coupé FR 4M 7206 cm³/439.7cuin 375 PS 370 bhp 276 kW

1971 Dodge Charger SE Automatic WP29

2 door fixed-head coupé FR 3A 7206 cm³/439.7cuin 375 PS 370 bhp 276 kW

1971 Dodge Charger Super Bee WM23

2 door fixed-head coupé FR 4M 7206 cm³/439.7cuin 375 PS 370 bhp 276 kW

1971 Dodge Charger Super Bee Automatic WM23

2 door fixed-head coupé FR 3A 7206 cm³/439.7cuin 375 PS 370 bhp 276 kW

1967 Dodge Coronet R/T CW2P 23

2 door fixed-head coupé FR 4M 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1967 Dodge Coronet R/T Automatic CW2P 23

2 door fixed-head coupé FR 3A 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1970 Dodge Coronet R/T Convertible WS27

2 door convertible/cabriolet FR 4M 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1968 Dodge Coronet R/T Convertible WS27

2 door convertible/cabriolet FR 4M 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1967 Dodge Coronet R/T Convertible CW2P 27

2 door convertible/cabriolet FR 4M 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1970 Dodge Coronet R/T Convertible Automatic WS27

2 door convertible/cabriolet FR 3A 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1968 Dodge Coronet R/T Convertible Automatic WS27

2 door convertible/cabriolet FR 3A 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1967 Dodge Coronet R/T Convertible Automatic CW2P 27

2 door convertible/cabriolet FR 3A 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1970 Dodge Coronet R/T Hardtop WS23

2 door fixed-head coupé FR 4M 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1968 Dodge Coronet R/T Hardtop WS23

2 door fixed-head coupé FR 4M 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1970 Dodge Coronet R/T Hardtop Automatic WS23

2 door fixed-head coupé FR 3A 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1968 Dodge Coronet R/T Hardtop Automatic WS23

2 door fixed-head coupé FR 3A 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW 1601 kg

1970 Dodge Coronet Super Bee Coupé WM21

2 door fixed-head coupé FR 4M 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1970 Dodge Coronet Super Bee Coupé Automatic WM21

2 door fixed-head coupé FR 3A 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1970 Dodge Coronet Super Bee Hardtop WM23

2 door fixed-head coupé FR 4M 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1970 Dodge Coronet Super Bee Hardtop Automatic WM23

2 door fixed-head coupé FR 3A 7206 cm³/439.7cuin 380 PS 375 bhp 280 kW

1970 Ford Fairlane 500 Hardtop

2 door sedan/saloon FR 4M 7026 cm³/428.8cuin 375 PS 370 bhp 276 kW

1970 Ford Fairlane 500 Hardtop

2 door sedan/saloon FR 4M 7026 cm³/428.8cuin 380 PS 375 bhp 280 kW

1970 Ford Fairlane 500 Hardtop

2 door sedan/saloon FR 4M 7026 cm³/428.8cuin 365 PS 360 bhp 268 kW

1970 Ford Fairlane 500 Hardtop Automatic

2 door sedan/saloon FR 3A 7026 cm³/428.8cuin 375 PS 370 bhp 276 kW

1970 Ford Fairlane 500 Hardtop Automatic

2 door sedan/saloon FR 3A 7026 cm³/428.8cuin 380 PS 375 bhp 280 kW

1970 Ford Fairlane 500 Hardtop Automatic

2 door sedan/saloon FR 3A 7026 cm³/428.8cuin 365 PS 360 bhp 268 kW

1970 Ford Ranchero GT

2 door light delivery vehicle/ute/bakkie FR 3A 7022 cm³/428.5cuin 365 PS 360 bhp 268 kW 1563 kg

1968 Ford Thunderbird

2 door fixed-head coupé FR 3A 7022 cm³/428.5cuin 365 PS 360 bhp 268 kW

1969 Ford Thunderbird Hardtop

2 door fixed-head coupé FR 3A 7022 cm³/428.5cuin 365 PS 360 bhp 268 kW 2056 kg

1969 Ford Thunderbird Landau

2 door fixed-head coupé FR 3A 7022 cm³/428.5cuin 365 PS 360 bhp 268 kW 2061 kg

1970 Ford Torino

2 door sedan/saloon FR 4M 7026 cm³/428.8cuin 380 PS 375 bhp 280 kW

1970 Ford Torino

2 door sedan/saloon FR 4M 7026 cm³/428.8cuin 375 PS 370 bhp 276 kW

1970 Ford Torino

2 door sedan/saloon FR 4M 7026 cm³/428.8cuin 365 PS 360 bhp 268 kW

1971 Ford Torino 500 Hardtop Torino 65C

2 door sedan/saloon FR 4M 7035 cm³/429.3cuin 375 PS 370 bhp 276 kW

1971 Ford Torino 500 Hardtop Cruise-O-Matic Torino 65C

2 door sedan/saloon FR 3A 7035 cm³/429.3cuin 375 PS 370 bhp 276 kW

1971 Ford Torino 500 Sportsroof Torino 63C

2 door sedan/saloon FR 4M 7035 cm³/429.3cuin 375 PS 370 bhp 276 kW

1971 Ford Torino 500 Sportsroof Cruise-O-Matic Torino 63C

2 door sedan/saloon FR 3A 7035 cm³/429.3cuin 375 PS 370 bhp 276 kW

1970 Ford Torino Automatic

2 door sedan/saloon FR 3A 7026 cm³/428.8cuin 375 PS 370 bhp 276 kW

1970 Ford Torino Automatic

2 door sedan/saloon FR 3A 7026 cm³/428.8cuin 380 PS 375 bhp 280 kW

1970 Ford Torino Automatic

2 door sedan/saloon FR 3A 7026 cm³/428.8cuin 365 PS 360 bhp 268 kW

1970 Ford Torino Brougham

2 door sedan/saloon FR 4M 7026 cm³/428.8cuin 365 PS 360 bhp 268 kW

1970 Ford Torino Brougham

2 door sedan/saloon FR 4M 7026 cm³/428.8cuin 375 PS 370 bhp 276 kW

1970 Ford Torino Brougham

2 door sedan/saloon FR 4M 7026 cm³/428.8cuin 380 PS 375 bhp 280 kW

1970 Ford Torino Brougham Automatic

2 door sedan/saloon FR 3A 7026 cm³/428.8cuin 365 PS 360 bhp 268 kW

1970 Ford Torino Brougham Automatic

2 door sedan/saloon FR 3A 7026 cm³/428.8cuin 380 PS 375 bhp 280 kW

1970 Ford Torino Brougham Automatic

2 door sedan/saloon FR 3A 7026 cm³/428.8cuin 375 PS 370 bhp 276 kW

1971 Ford Torino Brougham Hardtop Torino 65E

2 door sedan/saloon FR 4M 7035 cm³/429.3cuin 375 PS 370 bhp 276 kW

1971 Ford Torino Brougham Hardtop Cruise-O-Matic Torino 65E

2 door sedan/saloon FR 3A 7035 cm³/429.3cuin 375 PS 370 bhp 276 kW

1971 Ford Torino Cobra Torino 63H

2 door sedan/saloon FR 4M 7035 cm³/429.3cuin 375 PS 370 bhp 276 kW

1970 Ford Torino Cobra

2 door fixed-head coupé FR 4M 7022 cm³/428.5cuin 375 PS 370 bhp 276 kW 1785 kg

1971 Ford Torino Cobra Cruise-O-Matic Torino 63H

2 door sedan/saloon FR 3A 7035 cm³/429.3cuin 375 PS 370 bhp 276 kW

1970 Ford Torino Cobra Sportsroof

2 door fixed-head coupé FR 4M 7026 cm³/428.8cuin 380 PS 375 bhp 280 kW

1970 Ford Torino Cobra Sportsroof

2 door fixed-head coupé FR 4M 7026 cm³/428.8cuin 375 PS 370 bhp 276 kW

1970 Ford Torino Cobra Sportsroof

2 door fixed-head coupé FR 4M 7026 cm³/428.8cuin 365 PS 360 bhp 268 kW

1970 Ford Torino Cobra Sportsroof Automatic

2 door fixed-head coupé FR 3A 7026 cm³/428.8cuin 365 PS 360 bhp 268 kW

1970 Ford Torino Cobra Sportsroof Automatic

2 door fixed-head coupé FR 3A 7026 cm³/428.8cuin 380 PS 375 bhp 280 kW

1970 Ford Torino Cobra Sportsroof Automatic

2 door fixed-head coupé FR 3A 7026 cm³/428.8cuin 375 PS 370 bhp 276 kW

1971 Ford Torino GT Convertible Torino 76F

2 door convertible/cabriolet FR 4M 7035 cm³/429.3cuin 375 PS 370 bhp 276 kW

1970 Ford Torino GT Convertible

2 door convertible/cabriolet FR 4M 7026 cm³/428.8cuin 375 PS 370 bhp 276 kW

1970 Ford Torino GT Convertible

2 door convertible/cabriolet FR 4M 7026 cm³/428.8cuin 365 PS 360 bhp 268 kW

1970 Ford Torino GT Convertible

2 door convertible/cabriolet FR 4M 7026 cm³/428.8cuin 380 PS 375 bhp 280 kW

1970 Ford Torino GT Convertible Automatic

2 door convertible/cabriolet FR 3A 7026 cm³/428.8cuin 380 PS 375 bhp 280 kW

1970 Ford Torino GT Convertible Automatic

2 door convertible/cabriolet FR 3A 7026 cm³/428.8cuin 365 PS 360 bhp 268 kW

1970 Ford Torino GT Convertible Automatic

2 door convertible/cabriolet FR 3A 7026 cm³/428.8cuin 375 PS 370 bhp 276 kW

1971 Ford Torino GT Convertible Cruise-O-Matic Torino 76F

2 door convertible/cabriolet FR 3A 7035 cm³/429.3cuin 375 PS 370 bhp 276 kW

1971 Ford Torino GT Sportsroof Torino 63F

2 door fixed-head coupé FR 4M 7035 cm³/429.3cuin 375 PS 370 bhp 276 kW

1970 Ford Torino GT Sportsroof

2 door fixed-head coupé FR 4M 7026 cm³/428.8cuin 365 PS 360 bhp 268 kW

1970 Ford Torino GT Sportsroof

2 door fixed-head coupé FR 4M 7026 cm³/428.8cuin 375 PS 370 bhp 276 kW

1970 Ford Torino GT Sportsroof

2 door fixed-head coupé FR 4M 7026 cm³/428.8cuin 380 PS 375 bhp 280 kW

1970 Ford Torino GT Sportsroof Automatic

2 door fixed-head coupé FR 3A 7026 cm³/428.8cuin 380 PS 375 bhp 280 kW

1970 Ford Torino GT Sportsroof Automatic

2 door fixed-head coupé FR 3A 7026 cm³/428.8cuin 365 PS 360 bhp 268 kW

1970 Ford Torino GT Sportsroof Automatic

2 door fixed-head coupé FR 3A 7026 cm³/428.8cuin 375 PS 370 bhp 276 kW

1971 Ford Torino GT Sportsroof Cruise-O-Matic Torino 63F

2 door fixed-head coupé FR 3A 7035 cm³/429.3cuin 375 PS 370 bhp 276 kW

1971 Ford Torino Hardtop Torino 65A

2 door sedan/saloon FR 4M 7035 cm³/429.3cuin 375 PS 370 bhp 276 kW

1970 Ford Torino Hardtop

2 door fixed-head coupé FR 4M 7026 cm³/428.8cuin 380 PS 375 bhp 280 kW

1970 Ford Torino Hardtop

2 door fixed-head coupé FR 4M 7026 cm³/428.8cuin 375 PS 370 bhp 276 kW

1970 Ford Torino Hardtop

2 door fixed-head coupé FR 4M 7026 cm³/428.8cuin 365 PS 360 bhp 268 kW

1970 Ford Torino Hardtop Automatic

2 door fixed-head coupé FR 3A 7026 cm³/428.8cuin 375 PS 370 bhp 276 kW

1970 Ford Torino Hardtop Automatic

2 door fixed-head coupé FR 3A 7026 cm³/428.8cuin 380 PS 375 bhp 280 kW

1970 Ford Torino Hardtop Automatic

2 door fixed-head coupé FR 3A 7026 cm³/428.8cuin 365 PS 360 bhp 268 kW

1971 Ford Torino Hardtop Cruise-O-Matic Torino 65A

2 door sedan/saloon FR 3A 7035 cm³/429.3cuin 375 PS 370 bhp 276 kW

1970 Ford Torino Sportsroof

2 door fixed-head coupé FR 4M 7026 cm³/428.8cuin 375 PS 370 bhp 276 kW

1970 Ford Torino Sportsroof

2 door fixed-head coupé FR 4M 7026 cm³/428.8cuin 380 PS 375 bhp 280 kW

1970 Ford Torino Sportsroof

2 door fixed-head coupé FR 4M 7026 cm³/428.8cuin 365 PS 360 bhp 268 kW

1970 Ford Torino Sportsroof Automatic

2 door fixed-head coupé FR 3A 7026 cm³/428.8cuin 380 PS 375 bhp 280 kW

1970 Ford Torino Sportsroof Automatic

2 door fixed-head coupé FR 3A 7026 cm³/428.8cuin 375 PS 370 bhp 276 kW

1970 Ford Torino Sportsroof Automatic

2 door fixed-head coupé FR 3A 7026 cm³/428.8cuin 365 PS 360 bhp 268 kW

1971 Oldsmobile 4-4-2 Convertible 34400 4467

2 door convertible/cabriolet FR 4M 7453 cm³/454.8cuin 345 PS 340 bhp 254 kW

1971 Oldsmobile 4-4-2 Convertible 34400 4467

2 door convertible/cabriolet FR 4M 7453 cm³/454.8cuin 355 PS 350 bhp 261 kW

1971 Oldsmobile 4-4-2 Convertible 34400 4467

2 door convertible/cabriolet FR 3M 7453 cm³/454.8cuin 345 PS 340 bhp 254 kW

1969 Oldsmobile 4-4-2 Convertible 34400 4467

2 door convertible/cabriolet FR 4M 6554 cm³/400.0cuin 355 PS 350 bhp 261 kW 1696 kg

1970 Oldsmobile 4-4-2 Convertible 4467

2 door convertible/cabriolet FR 3M 7447 cm³/454.4cuin 370 PS 365 bhp 272 kW 1757 kg

1969 Oldsmobile 4-4-2 Convertible 34400 4467

2 door convertible/cabriolet FR 4M 6554 cm³/400.0cuin 355 PS 350 bhp 261 kW 1696 kg

1970 Oldsmobile 4-4-2 Convertible 4467

2 door convertible/cabriolet FR 3M 7447 cm³/454.4cuin 370 PS 365 bhp 272 kW 1744 kg

1969 Oldsmobile 4-4-2 Convertible 34400 4467

2 door convertible/cabriolet FR 3M 6554 cm³/400.0cuin 355 PS 350 bhp 261 kW 1696 kg

1968 Oldsmobile 4-4-2 Convertible 34000 4467

2 door convertible/cabriolet FR 4M 6554 cm³/400.0cuin 355 PS 350 bhp 261 kW

1968 Oldsmobile 4-4-2 Convertible 34000 4467

2 door convertible/cabriolet FR 4M 6554 cm³/400.0cuin 365 PS 360 bhp 268 kW

1969 Buick Gran Sport 'GS' 455 Stage I

Body type

Length

Weight

Engine type

Engine size

Cylinders

Power

Torque

Acceleration

Top speed

1969 Buick Gran Sport 'GS' 455 Stage I (1970)

Buick GS - Series 44600 models

﻿1969 Buick Gran Sport 'GS' 455 Stage I

Body type

Length

Weight

Engine type

Engine size

Cylinders

Power

Torque

Acceleration

Top speed

1969 Buick Gran Sport 'GS' 455 Stage I (1970)

Buick GS - Series 44600 models

1969 Buick Gran Sport 'GS' 455 Stage I