1978 Pontiac Grand LeMans Engines

Used and remanufactured engines that fit the 1978 Pontiac Grand LeMans. Each unit below is matched to this vehicle, warranty-backed, and shipped with freight quoted at checkout from EP Engines.

Available Engines (4)

Other Pontiac Grand LeMans Years

  • 1978(1)

1978 Pontiac Grand LeMans Engine Market Context

Recent engine prices for this vehicle

Market range:
$3,176 – $3,176
Median:
$3,176
Sample:
20 recent market listings

Is replacing the engine worth it?

Vehicle value (mid-size sedan):
$2,500 – $3,000
Repair makes sense under:
≈$1,250

Rule of thumb: a engine replacement is usually worth it when the installed cost stays under 50% of what the 1978 Pontiac Grand LeMans is worth — most units below beat that comfortably.

Frequently Asked Questions

What's a typical price range for an engine on a 1978 Pontiac Grand LeMans?

Based on 20 recent market listings, an engine for a 1978 Pontiac Grand LeMans typically runs $3,176–$3,176, with a median around $3,176.

Is it worth repairing or replacing the engine on a 1978 Pontiac Grand LeMans?

As a general rule of thumb, an engine replacement on a 1978 Pontiac Grand LeMans (mid-size sedan segment, vehicle value roughly $2,500–$3,000) is usually worth it when the installed cost stays under about $1,250 — roughly 50% of what the vehicle is worth.

What years of Pontiac Grand LeMans does an remanufactured or new engine fit?

Based on vendor-verified fitment data across 4 listed engines, remanufactured and new engines for this model cover the 1964–1980 model years. Always confirm your exact VIN or engine/transmission code before ordering, since fitment can vary by submodel or engine.