×
close

1978 Gmc G25 Catalog and Classic Car Guide, Ratings and Features

Posted by Scott Thompson on 17th Jan 2024

1978 Gmc G25 Catalog and Classic Car Guide, Ratings and Features

Image of 1978 Gmc G25, sourced from classiccars.com , Image Link.

Performance Metrics

Performance: +40
Handling: +35
Ride Comfort: +60

Fundamental Metrics

Safety: +45
Maintenance and Upkeep: +70
Restoration Difficulty: +75

Emotional Appeal

Looks: +50
Collectability: +55
Historical Significance: +30

MMP Rating

5.3 /10
Engine Specifications
Engine Options: 4.1L 250 cu in I6, 5.0L 305 cu in V8, 5.7L 350 cu in V8, 6.6L 400 cu in V8
Displacement Range: 250-400 cu in
Horsepower Range: 95-180 hp (estimated)
Torque: 170-300 lb-ft (estimated)
Compression Ratio: 8.0:1 - 8.5:1 (estimated)
Ignition System: Electronic ignition
Cooling System: Liquid-cooled
Performance Specifications
0-60 Time: 12-15 seconds (estimated)
1/4 Mile Time: 18-20 seconds (estimated)
Top Speed: 85-100 mph (estimated)
Transmission and Drive
Drive Type: Rear-wheel drive
Transmission Type: 3-speed automatic, 4-speed manual
Fuel and Efficiency
Fuel System Type: Carburetor
MPG: 10-15 mpg (estimated)
Dimensions and Brakes
Brakes: Front disc, rear drum
Wheelbase: 125 inches
Weight: 4,500-5,000 lbs (estimated)

Note: Specifications for classic cars are given to the best of our ability, considering the limited and variant data available.

A Journey Back to the Era of Custom Vans: The 1978 GMC G25

The 1978 GMC G25 Van stands as a testament to the era of disco, bell-bottoms, and the rise of van culture. Born from the assembly lines of General Motors, this classic van not only served as a reliable mode of transport but also as a canvas for personal expression during its heyday. With its robust design and versatile nature, the G25 became a symbol of freedom and adventure for a generation of enthusiasts. One particularly intriguing tidbit about this vehicle is its cameo in the customization craze of the late '70s, where owners transformed these vans into rolling pieces of art and luxury lounges on wheels.

Design and Innovation

The 1978 GMC G25 Van boasted a boxy yet functional exterior that was ripe for customization. Its broad, flat sides were perfect for airbrushed murals, while the spacious interior could be outfitted with everything from shag carpeting to state-of-the-art sound systems. The quality of materials ranged from utilitarian vinyl to plush velour, catering to both commercial users and lifestyle buyers. Technologically, it featured advancements such as power steering and automatic transmission, which were impressive for its time. Color options varied widely, with shades like 'Midnight Black' and 'Sunburst Orange' being popular among the more expressive owners. The most iconic body style was undoubtedly the windowless cargo version, which served as a blank slate for customizers.

Historical Significance

The G25's impact on automotive design was less about innovation and more about cultural influence. It was a vehicle that encapsulated the spirit of an era, allowing for a level of personalization that set it apart from other vehicles of the time. Its lasting influence can be seen in today's van culture, where enthusiasts continue to gather at shows to display their customized creations.

Performance and Handling

Performance-wise, the 1978 GMC G25 was built to be sturdy rather than speedy, with top speeds and acceleration that were modest by today's standards but sufficient for the era's needs. Handling was predictable and solid, providing drivers with confidence on both smooth highways and more challenging roads. Behind the wheel, one could expect to hear the distinctive rumble of its V8 engine—a sound that still stirs nostalgia among classic car aficionados.

Ownership Experience

As a daily driver, show car, or even a makeshift camper, the GMC G25 was as versatile as they come. Its reliability was one of its strong suits, with maintenance being relatively straightforward for the average owner. Parts were—and continue to be—readily available, making repairs manageable for those with a bit of mechanical know-how.

Fun Facts

The 1978 GMC G25 has its share of fun facts. For instance, some were converted into ice cream trucks or even used by rock bands on tour. While not known for breaking speed records, it certainly set trends in van customization. Criticisms typically revolved around fuel efficiency—a common issue with vehicles of this size during that period.

Collector's Information

Today, the value range for a well-preserved 1978 GMC G25 can vary significantly. While exact production numbers are hard to pin down, these vans are becoming increasingly rare, especially those in good condition or with unique customizations. Price trends suggest that well-maintained models are appreciating in value as they become sought-after collectibles for enthusiasts looking to recapture or preserve a piece of '70s culture.

Conclusion

The 1978 GMC G25 Van is more than just a vehicle; it's a cultural icon that represents an era of freedom and creativity on wheels. Its legacy endures in the hearts of collectors and enthusiasts alike, ensuring that this classic van will be celebrated for many years to come. Whether it's at a car show or on the open road, the G25 continues to turn heads and spark conversations—a true testament to its enduring appeal.

1978 Gmc G25 Catalog of Parts

1978 GMC G25 Front Molded Door Seals-LM 13-V 1978 GMC G25 Front Molded Door Seals-LM 13-VFront Molded Door Seals. For full size models (1996 early design). 162" Long. Pair R&L

1978 GMC G25 Front LH (driver's side) Molded Door Seal-LM 13-V/DS 1978 GMC G25 Front LH (driver's side) Molded Door Seal-LM 13-V/DSFront LH (driver's side) Molded Door Seal. For full-size vans (1996 early design). Each.

1978 GMC G25 Front LH (passenger's side) Molded Door Seal-LM 13-V/PS 1978 GMC G25 Front LH (passenger's side) Molded Door Seal-LM 13-V/PSFront LH (passenger's side) Molded Door Seal. For full-size vans (1996 early design). Each.

1978 GMC G25 Side Cargo Door Seals-LM 13-VC 1978 GMC G25 Side Cargo Door Seals-LM 13-VCSide Cargo Door Seals. For full size models (1996 early design). Includes front and rear seals. Pair

1978 GMC G25 Side Cargo Door Seal. Front portion-LM 13-VCF 1978 GMC G25 Side Cargo Door Seal. Front portion-LM 13-VCFSide Cargo Door Seal. Front portion. For full-size vans (1996 early design). Each.

1978 GMC G25 Side Cargo Door Seal. Rear portion-LM 13-VCR 1978 GMC G25 Side Cargo Door Seal. Rear portion-LM 13-VCRSide Cargo Door Seal. Rear portion. For full-size vans (1996 early design). Each.

1978 GMC G25 Rear Cargo Door Seals-LM 13-VR 1978 GMC G25 Rear Cargo Door Seals-LM 13-VRRear Cargo Door Seals. For full size models (1996 early design). Includes left and right seals. Pair

1978 GMC G25 Rear Cargo Door Seal. LH portion (driver's side)-LM 13-VR/DS 1978 GMC G25 Rear Cargo Door Seal. LH portion (driver's side)-LM 13-VR/DSRear Cargo Door Seal. LH portion (driver's side). For full-size vans (1996 early design). Each.

1978 GMC G25 Rear Cargo Door Seal. RH (passenger's side)-LM 13-VR/PS 1978 GMC G25 Rear Cargo Door Seal. RH (passenger's side)-LM 13-VR/PSRear Cargo Door Seal. RH (passenger's side). For full-size vans (1996 early design). Each.Rear Cargo Door Seal. RH (passenger's side). For full-size vans (1996 early design). Each.

1978 GMC G25 Side Sliding Door Seal-LM 13-VS 1978 GMC G25 Side Sliding Door Seal-LM 13-VSSide Sliding Door Seal. For full size models (1996 early design). 213-1/4" Long. Each

1978 GMC G25 Basic Kit, for Models with Sliding Side Doors-RKB 1300-100 1978 GMC G25 Basic Kit, for Models with Sliding Side Doors-RKB 1300-100Basic Kit, for Models with Sliding Side Doors. Front Door (LM 13-V) Rear Door (LM 13-VR) Side Slider (LM 13-VS), Seals.

1978 GMC G25 Basic Kit, for Models with Side Cargo Doors-RKB 1300-101 1978 GMC G25 Basic Kit, for Models with Side Cargo Doors-RKB 1300-101Basic Kit, for Models with Side Cargo Doors. Front Door (LM 13-V) Rear Door (LM 13-VR) Side Cargo (LM 13-VC), Seals.

1978 GMC G25 Windshield Seal, 71-80 GM Full Size Van With Trim Groove, Each-VWS 7324-A 1978 GMC G25 Windshield Seal, 71-80 GM Full Size Van With Trim Groove, Each-VWS 7324-AWindshield Seal, 71-80 GM Full Size Van With Trim Groove, Each. Replaces OEM # 3991513. This seal allows you to re-use your chrome trim which presses into body clips. This product is made from the original specs and with high quality ozone resistant materials for a great fit and long life. This item is designed to be installed during glass replacement.

1978 GMC G25 Windshield Seal, 71-80 GM Full Size Van, Without Trim Groove, Each-VWS 7324-B 1978 GMC G25 Windshield Seal, 71-80 GM Full Size Van, Without Trim Groove, Each-VWS 7324-BWindshield Seal, 71-80 GM Full Size Van, Without Trim Groove. Replaces OEM # 3062392. This seal goes first on the body then the glass is placed in the opening. Tucking in the self locking strip secures the glass in place. It is a standard black gasket without the trim groove. This product is made from the original specs and with high quality ozone resistant materials for a great fit and long life. This item is designed to be installed during glass replacement.


Why Choose Metro?

For over 100 years, Metro Moulded Parts has been the pinnacle of quality in classic car restoration parts. Our commitment to precision and authenticity in every component ensures a perfect fit and an OEM-level appearance.

  • Expert Craftsmanship & Quality: Each part is a testament to our dedication to reliability and perfection, crafted from original designs and thoroughly tested.
  • Advanced Technology: We use cutting-edge techniques to create flawless, long-lasting parts that surpass others in performance.
  • SuperSoft Sponge – The Ultimate Door Seal: Not only are our door seals 30% softer than competitors', but they're also guaranteed to never leak. They effectively reduce wind and road noise, enhancing your classic car's comfort and driving experience.
  • Proudly American: Our parts are a product of American craftsmanship, made in the USA with a spirit of excellence and heritage.
  • Unrivaled Warranty: We back our products with a 30-year industry-leading warranty, a testament to our confidence in their quality.

Join us in preserving the legacy of classic cars with parts that are crafted for perfection, not just made.

Need expert help? We're available at1-800-878-2237 - Email us atmetrosales@metrommp.com orlive help