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![Heater Core Fits 1966-1968 Buick Riviera, Cadillac Deville, ElDorado, Fleetwood, Oldsmobile Toronado With A/C [Copper/Brass]](https://www.jegs.com/images/mini_750/500/555/555-76099.jpg)
Vehicle Info NeededJEGSPART NUMBER: 555-76099
Heater Core Fits 1966-1968 Buick Riviera, Cadillac Deville, ElDorado, Fleetwood, Oldsmobile Toronado With A/C [Copper/Brass]
$14699$158.69You Save$11.70
2 left in stock
Ships on Sep 14, 2026
Lowest Price GuaranteeBuick, Cadillac, Chevrolet, Oldsmobile, Pontiac
Heater Core1966-1968 Buick Riviera 1966-1968 Cadillac Deville, ElDorado, Fleetwood 1966-1968 Olds Toronado With A/C Copper/Brass Tank/Core Core: 8 1/4 in. x 8 5/8 in. x 2 1/2 in. Inlet: 5/8 (.625) in. Outlet: 3/4 (.750) in.
JEGS 555-76099 Replacement Heater Core Features:
- Designed to Replicate your Vehicles Factory Heater core
- Perfect for Restoration Projects
- Tank and Core are Made from High-Quality Copper/Brass Material
- Tanks are Soldered to the Core and Pressure Tested for Leaks
- Mounts Directly In Place of your Original Heater Core
- Uses the Same Heater Hose Connection Sizes as Your Original
Replacement Heater Cores for your Car, Truck, or SUV
JEGS offers a variety of replacement heater cores that meet or exceed original equipment specifications. Using the latest tube and fin designs for maximum efficiency, each unit comes 100-percent leak tested and is ready to be installed right out of the box! Available in Aluminum and Copper/Brass, perfect for your restoration project or daily driver.
Part TypeHVAC Heater Core
Product LineJEGS Replacement Heater Cores
BrandJEGS
Package Height8.625 in (219.075 mm)
Package Width8.250 in (209.55 mm)
Package Length14.9
Weight5.45 PG
Part CategoryReplacement Parts
Thickness2.500 in (63.5 mm)
Outlet Pipe Diameter.750 in (19.050 mm)
With A/CYes
Core MaterialCopper/Brass
Vehicle MakeBuick, Cadillac, Oldsmobile
Part FitmentDirect Fit
Inlet Pipe Diameter.625 in (15.875 mm)
Tank MaterialCopper/Brass
Package Qty1
Package TypeEA
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