DETAILED
ENGINE SPECIFICATIONS
ENGINE
ALL
SERIES
No.
of cylinders 8
Valve
arrangement
L-hcad
Bore
and stroke 3½* x 4½'
Engine
mounted on: front and
rear
Vulcanized
synthetic
rubber
Rubber mounting used at
All
points
No.
of points of suspension 3
Engine
make Own
Engine
model = 47-61, 47-62, 47-60S, 47-75'
Cylinder
arrangement
90°
V-typc
Cylinder
head material Cast
iron
Piston
displacement 346 cu. in.
Taxable horsepower 39.20
Maximum
brake horsepower at
R.P.M
150 at 3600
Standard compression ratio 7.25 to 1
Standard compression
pressure
(lbs.) 182 at 1000
R.P.M.
PISTONS
AND
RINGS
Piston
material
Aluminum
alloy
Piston
features
T-slot anodized
finish
Piston
weight, lbs. (without rings, pin or
locking
rings) 1.197
Piston
weight, lbs. (with rings, pin and
locking
rings) 1.593
Piston
length 4¼*
Piston
clearance (top of skirt) 0019* to .0023*
No.
of
oil
rings used per piston 1
No.
of compression rings used per piston... 2
RODS
AND
PINS
Wrist
pin length. 3½"
Wrist
pin diameter Y%
Is wrist pin locked in piston or floating?... Floating
Wrist
pin clearance 00005^.0001" (® 70° F.
Wrist
pin hole
finish
Diamond bore in rod,
Bcaringizcd
in piston
