Here's America's most exciting driving-filled to the brim with action, and wrapped in
luxury unsurpassed by far more expensive cars.
Heart of its fiery spirit is the 303 h.p.* Tempest 425 V -8 with 4-barrel carburetor, 389
cu. in. displacement and 425 lb. ft. torque. Whether you choose the adventure-loving Convertible,
the sleek Sports Coupe or the regal Vista, the Bonneville by Pontiac will give a new lift to your motoring life.
Standard equipment includes soft, deep-pile carpeting that extends, for extra beauty and protection, up into door panels...padded handrail assist bar on the cushioned instrument panel...polished walnut panel cove with distinctive gold and red series name plate...aluminum seat end and side panels...custom steering wheel. *With Hydra-Matic Transmission
The richness of genuine leather is standard in the Bonneville Convertible - in three special three-tone blends with Morrokide accents to match or harmonize with 15 "Magic-Mirror" body colors. Six fabric top colors are available. Bonneville Sports Coupe and Vista models combine striped wool broadcloth and nylon face fine textured weave fabrics with Morrokide in five three-tone combinations, or all Morrokide in four colors. Bucket seats are optional on Convertible. Closed model (except Safari) have standard equipment folding rear seat center arm rests.
INSIDE THE 1960 PONTIAC
CHASSIS-
FRAME: Tubular center X-type frame with box section front side bars. Reinforced body rocker panels.
WHEELS AND TIRES: 14 x 6K steel disc wheels with 8.00 x 14 four-ply low pressure tubeless tires. 8.50 x 14 standard on Safari Station Wagons and all cars equipped with air conditioning. 8.50 x 14 available on all models at extra cost.
FRONT SUSPENSION: Ball Joint independent front suspension, compound anti-dive control. Torsion-action front stabilizer bar.
REAR SUSPENSION: Pivoted control arm. Drive and torque taken through control arms.
STEERING: Recirculatink ball bearing. Over-all ratio-Manual, 29:1, with optional
Power, 22:1.
BRAKES: Air cooled, internal expanding hydraulic type. Drum diameter-front, 11", rear, 11". Total area, 191 sq. in. Power brakes optional at low extra cost.
TRANSMISSIONS AND DRIVE TRAIN: Hydra-Matic-Fully automatic 4-speed-forward
transmission with controlled fluid coupling and planetary gears. Extra cost. Choice of
two manual 3-speed transmissions. Heavy duty 11" clutch. Semi-floating hypoid rear
axle. Safe- T -Track differential optional at low extra cost.
BODY-
CONSTRUCTION: Fisher ift-steel body with reinforced side rocker panels.
Safety Plate Glass in every window. "Magic Mirror" acrylic lacquer on all models.
ELECTRICAL SYSTEM. 12 volt system, 53 amp battery with 8.6:1 compression engines,
61 amp battery with 10.25.1 or 10.75:1 engines.
ENGINE-
GENERAL DESCRIPTION: Short stroke 90° V-8 design. Hydraulic valve
lifters, bore and stroke 41A.~ x 3% ", displacement 389 cu. in. Alloy cast iron block,
5 main bearings with 3" journals. New balanced-flow cooling system.
FUEL SYSTEM: Choice of 2-barrel, 4-barrel, or 3 2-barrel downdraft carburetion.
EXHAUST SYSTEM: Single reverse flow system standard on all models. Dual reverse
flow system optional at extra cost.
TEMPEST 425-Power Ratings with Synchro-Mesh Transmission. Two-barrel car-
buretor-8.6:1 compression ratio-215 hp. @ 3600 rpm-390 It. Ibs. torque @ 2000
rpm, standard on Catalina, Ventura and Star Chief. 4-barrel carburetor-8.6:1 com-
pression ratio~281I1p. @ 4400 rpm-'407 It.)bs.o(torque @ 2800 rpm~standard on
Bonneville, unavailable on other models. 3-2-barrel carburetors (Tri.Power) 10.75:1
compression ratio-318 hp"@ 4600 rpm-430 It. Ibs. of torque @ 3200 rpm, optional
all models at extra cost.
TEMPEST 425-Power Ratings with Hydra-Matic Transmission: Two.barrel carburetor
-10.25.1 compression ratio-283 hp @ 4400 rpm-413 It. Ibs. of torque @ 2800 rpm,
standard on Catalina, Ventura and Star Chief. 4-barrel carburetor-10.25:1 com-
pression ratio-303 hp @ 4600 rpm-425 It. Ibs. of torque @ 2800 rpm, standard on
Bonneville, optional all other models at extra cost. 3-2-barrel carburetors (Tri-Power)
10.75:1 compression ratio-318 hp @ 4600 rpm-430 It. Ibs. of torque @ 3200 rpm,
optional all models at extra cost.
Tempest 425E Economy Engine power ratings, available all l!1odels with Hydra-Matic
only: Special 2-barrel carburetor-8.6:1 compression ratio-215 hp @ 3600 rpm-
390 ft. Ibs. of torque @ 2000 rpm.
REAR AXLE RATIO CHOICES-
Tempest 425 w/Hydra-Matic-3.08.1 recommended for normal operation, 2.87.1 or 3.23: ratios also available.
Tempest 425 w/Synchro-Mesh-3-23:1 recommended for normal operation-3.08:1 or 3.42:1 ratios also available.
Tempest 425E-Economy Engine available with Hydra-Matic only-2.69:1 recommended
for Catalina, Ventura and Star Chief, 2.87 :1 recommended for Bonneville.
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