1978 GMC G35 Performance Flexplates

Please Select your Vehicle to See Exact Fit Parts

Keep Your 1978 GMC G35 in Top Shape with Quality Performance Flexplates

Whether you’re repairing or upgrading your Performance Flexplate, using high-quality parts is key to keeping your 1978 GMC G35 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Performance Flywheel and Flexplates. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Competitive Prices and Extensive Inventory

The average price for a 1978 GMC G35 Performance Flexplate at Advance Auto Parts is around $285.19, with a range that starts at $158.99 and goes up to $453.99. With 3 options in stock from one trusted brand, finding the right fit is easy. Popular picks like Flexplate: Chevy 400 (168T) and Flywheel: Chev 40Lb Steel start at just $199.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Performance Flexplate, don’t forget to check out other key components like Performance Fuel Systems and Performance Oil Filters. At Advance Auto Parts, we’re here to help you keep your 1978 GMC G35 in peak condition, inside and out.

Essential 1978 GMC G35 Performance Flexplates

Hays – Power Train (Part No.10-010)

Power Train

from

$158.99
Constructed of thicker than stock steel plate to withstand the stress of high stall speed converters and high RPM engine. Zinc dichromate plated to resist rust and corrosion. Meets SFI specification 29.1 for racing.

Product Features:
  • Thicker Than Stock Steel Plate
  • Ring Gear Securely Welded
  • Dual Bolt Patterns
  • Zinc-Dichromate Plated To Resist Corrosion
  • Withstands High Torque and RPM
See More

Hays – Flexplate: Chevy 400 (168T) (Part No.10-015)

Flexplate: Chevy 400 (168T)

from

$199.99
Constructed of thicker than stock steel plate to withstand the stress of high stall speed converters and high RPM engine. Zinc dichromate plated to resist rust and corrosion. Meets SFI specification 29.1 for racing.

Product Features:
  • Thicker Than Stock Steel Plate
  • Ring Gear Securely Welded
  • Dual Bolt Patterns
  • Zinc-Dichromate Plated To Resist Corrosion
  • Withstands High Torque and RPM
See More

Hays – Flywheel: Chev 40Lb Steel (Part No.10-140)

Flywheel: Chev 40Lb Steel

from

$453.99
Hays aluminum flywheels are manufactured from certified billet material that will not break up under the stress of high RPM and severe punishment of racing. Features replaceable steel surface insert. Precision balanced to either neutral (internal) or Detroit (external) specifications. Meets SFI specification 1.1 for racing.

Product Features:
  • Certified Billet Material
  • Borg and Beck Clutch Pattern
  • Long-Style Clutch Pattern
  • Ring Gear Securely Mounted To Prevent Spinning
See More

Most Popular Performance Flywheel and Flexplates for 1978 GMC G35s

Enhance your 1978 GMC G35 with one of the 3 Performance Flywheel and Flexplates we have in stock, starting at just $158.99.

Hays – Power Train (Part No.10-010)

Power Train

from

$158.99
Constructed of thicker than stock steel plate to withstand the stress of high stall speed converters and high RPM engine. Zinc dichromate plated to resist rust and corrosion. Meets SFI specification 29.1 for racing.

Product Features:
  • Thicker Than Stock Steel Plate
  • Ring Gear Securely Welded
  • Dual Bolt Patterns
  • Zinc-Dichromate Plated To Resist Corrosion
  • Withstands High Torque and RPM
See More

Hays – Flywheel: Chev 40Lb Steel (Part No.10-140)

Flywheel: Chev 40Lb Steel

from

$453.99
Hays aluminum flywheels are manufactured from certified billet material that will not break up under the stress of high RPM and severe punishment of racing. Features replaceable steel surface insert. Precision balanced to either neutral (internal) or Detroit (external) specifications. Meets SFI specification 1.1 for racing.

Product Features:
  • Certified Billet Material
  • Borg and Beck Clutch Pattern
  • Long-Style Clutch Pattern
  • Ring Gear Securely Mounted To Prevent Spinning
See More

Hays – Flexplate: Chevy 400 (168T) (Part No.10-015)

Flexplate: Chevy 400 (168T)

from

$199.99
Constructed of thicker than stock steel plate to withstand the stress of high stall speed converters and high RPM engine. Zinc dichromate plated to resist rust and corrosion. Meets SFI specification 29.1 for racing.

Product Features:
  • Thicker Than Stock Steel Plate
  • Ring Gear Securely Welded
  • Dual Bolt Patterns
  • Zinc-Dichromate Plated To Resist Corrosion
  • Withstands High Torque and RPM
See More

FAQs for 1978 GMC G35 Performance Flexplates

What are the best-selling Performance Flexplates for 1978 GMC G35s?

Out of 3 Performance Flexplates that fit 1978 GMC G35s, the following parts are the top sellers:

What’s the price range for 1978 GMC G35 Performance Flexplates?

The prices of Performance Flexplates for the 1978 GMC G35 range from $158.99 up to $453.99 for the most premium parts.

What is the average price of a Performance Flexplate for a 1978 GMC G35?

The average price for Performance Flexplates for the 1978 GMC G35 is $285.19. Keep in mind the variety of part types within our Performance Flexplate category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Performance Flexplates for other GMC G35 model years?

Yes, we carry Performance Flexplates for 2 model years of GMC G35s between 1975 and 1977. The following model years are the most popular for Performance Flexplate purchases: 1977, 1976, and 1975.

What are the cheapest Performance Flexplates for my 1978 GMC G35?

The cheapest 1978 GMC G35 Performance Flexplates we carry are:

Does Advance Auto Parts sell Performance Flexplates for any other 1978 GMC models?

Yes. We stock Performance Flexplates for 11 other popular 1978 GMC models. Some of the most popular are 1978 K25 Performance Flexplates, 1978 C25 Performance Flexplates, 1978 C15 Performance Flexplates, 1978 C35 Performance Flexplates, and 1978 Jimmy Performance Flexplates.

What are the top-rated Performance Flexplates that fit the 1978 GMC G35?

The one 1978 GMC G35 Performance Flexplate we have in stock is the Power Train. It is rated 1 stars and costs $158.99.

What types of Performance Flexplates do you sell for my 1978 GMC G35?

We currently have just 1 Performance Flexplate in stock for a 1978 GMC G35, and as of 6/2/26, it is a Performance Flywheel and Flexplate.

Can I get help with 1978 GMC G35 Performance Flexplate orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about GMC Performance Flexplates and more.

What is your return policy for GMC G35 Performance Flexplates?

Advance Auto Parts keeps returns simple. For new GMC G35 Performance Flexplates and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.