Original Studebaker Engine Specifications | |
![]() |
90° V-8 OHV |
![]() |
3.56" x 3.52" |
![]() |
Aluminum, tin-plated auto-thermic type |
![]() |
289 |
![]() |
10.25 to 1 |
![]() |
9 to 1 |
![]() |
4 barrels |
![]() |
High lift |
![]() |
Heavy-duty |
![]() |
Dual breaker |
![]() |
Viscous with power saving cutout |
![]() |
5 quarts |
![]() |
17 quarts (add 1 qt. for heater) |
![]() |
21 gallons |
![]() |
Premium |
![]() |
Standard |
![]() |
Full flow |
Studebaker R3 Specifications | |
![]() |
Overhead valve V-8, 304.5-cu .in., 400 hp @ 6000 rpm |
![]() |
Base price: $ 5,980 (includes R3 performance package) |
![]() |
3195 lbs |
![]() |
Reinforced fiberglass with steel roll bar |
![]() |
Ladder type with X-member and four crossbars |
![]() |
109 inches |
![]() |
192.4 inches |
![]() |
57.4/56.6 |
![]() |
Independent coil springs, tubular |
![]() |
Semi-elliptic springs, tubular shocks and anti-sway bar |
![]() |
Hydraulic disc |
![]() |
Hydraulic finned drum, power-assisted |
![]() |
9.75:1 |
![]() |
3-speed Warner power-shift automatic |
Studebaker Avanti R-Series Comparison Table | ||||||||||||
series | cu. in. | carb | super charger |
comp ratio |
distributor | cam | springs | heads | pistons | exhaust manifolds | ignition | tach |
R1 | 289 | single 4 brl |
non-super charged | 10.25:1 | dual point | 260 deg |
single valve springs |
|||||
R2 | 289 | single 4 brl |
super charged |
9.0:1 | dual point | 260 deg |
single valve springs |
|||||
R3 | 304.5 | single 4 brl |
super charged |
9.5:1 | dual point/ mechanical advance | 276 or 288 deg |
single or dual valve springs | special | forged | tuned port | transigniter (transistor ignition) |
8000 rpm scale |
R4 | 304.5 | dual 4 brl |
non-super charged | 12:1 | dual point/ mechanical advance | 276 or 288 deg |
single or dual valve springs | special | forged | tuned port | transigniter (transistor ignition) |
|
R5 Paxton |
dual-super charged |