1978 GMC RALLY WAGON

350ci V8•RWD•AUTOMATIC•gas

5-Year Cost of Ownership

$6,990 maintenance + likely wear

~$1,398/yr · 120¢/mile equivalent

Compare this engine

5.0L V8

5.7L V8

6.2L V8

MOST COMMON JOBS8 jobs that 80% of techs look up

554 jobs across 18 categories

body (31)

brakes (41)

cooling (22)

drivetrain (36)

electrical (77)

emissions (1)

Oxygen Sensor Replacement
emissions

engine (70)

exhaust (25)

fuel (20)

fuel-system (9)

hvac (23)

ignition (16)

interior (24)

maintenance (33)

misc (2)

steering (26)

suspension (54)

transmission (44)

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Units

152 torque specs across 12 categories

brakes (23)

cooling (18)

drivetrain (17)

electrical (12)

engine (46)

exhaust (2)

fuel (4)

hvac (5)

ignition (3)

steering (8)

suspension (11)

transmission (3)

No fluid specs for this vehicle.

No DTC data for this vehicle.

BCI Group 27F

Lead AcidOEM

estimated

525 CCA

Cold Cranking Amps

70 Ah

Amp Hours

110 min

Reserve Capacity

12V

Voltage

TerminalSide Post

PolarityLeft Positive

Dimensions12.19" × 6.81" × 8.94"

🛒 Cross-references (buy at any parts store)

Fitment notes: Side post terminals standard on GM vehicles of this era

33 maintenance items across 1 category

maintenance (33)

No waveform references for this vehicle.

No NHTSA recalls on file for this vehicle.

Performance

Horsepower

165hp

Torque

260lb-ft

Top speed

95mph

Capability & size

Towing capacity

6,000lb

Payload

1,500lb

Curb weight

5,200lb

Fuel economy figures are EPA data via fueleconomy.gov (median across matching trims). Performance figures are compiled estimates for the 1978 GMC Rally Wagon 350ci V8 and can vary by trim.

🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Lexus & Toyota Mechanic · 20+ years.

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