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Engine Compartment Paint

Started by motard, June 02, 2025, 09:29:13 PM

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motard

What is a good brand of engine compartment spray paint? Black semi-gloss or satin in quarts?  Something that will last for many, many, years without crazing or cracking
1936 Packard Model 1402 Limo
1937 Packard 115 Convertible Coupe
1940 Chevrolet Master Deluxe Business Coupe
1947 Lincoln Continental Convertible
1947 Diamond T 2 Ton Truck
1948 Chrysler Town and Country Convertible Woodie Coupe
1956 Mark II Continental
1974 Eldorado Convertible
1983 Mercedes 380SL Convertible

Jeff Rosansky CLC #28373

Engine compartment, or engine itself?
For things like the inner fenders I just used Rustoleum engine enamel in satin black. Did that about 10 years ago and it still looks good.  Easy and cheap.
Jeff Rose
CLC #28373
1970 Coupe DeVille (Big Red)
1955 Series 62 (Baby Blue)
Dad's new 1979 Coupe DeVille

motard

I have used Rustoleum in the past and I am looking for something a little better. More of a professional quality paint. 
1936 Packard Model 1402 Limo
1937 Packard 115 Convertible Coupe
1940 Chevrolet Master Deluxe Business Coupe
1947 Lincoln Continental Convertible
1947 Diamond T 2 Ton Truck
1948 Chrysler Town and Country Convertible Woodie Coupe
1956 Mark II Continental
1974 Eldorado Convertible
1983 Mercedes 380SL Convertible

motard

I already have engine paint. I am looking for something for the engine compartment panels and firewall.
1936 Packard Model 1402 Limo
1937 Packard 115 Convertible Coupe
1940 Chevrolet Master Deluxe Business Coupe
1947 Lincoln Continental Convertible
1947 Diamond T 2 Ton Truck
1948 Chrysler Town and Country Convertible Woodie Coupe
1956 Mark II Continental
1974 Eldorado Convertible
1983 Mercedes 380SL Convertible

Clewisiii

Years ago for 61 we had a debate about this. There are components that were semi gloss and components that were high gloss. In attempting to match original gloss level we realized that modern semi gloss was to flat in comparison.

So we determined

VHT Gloss Chassis Roll Bar paint for original Semi Gloss ( Very Expensive Today)
Rust oleum Gloss Engine Enamel for original High Gloss

I did that for a while when I was working part to part. Then I said to heck with it and had everything powder coated either semi gloss or high gloss.
"My interest is in the future, because I am going to spend the rest of my life there."  Charles Kettering

dn010

I use Eastwood single stage Urethane paints for stuff like this and the body. I like how durable urethane is, at least in my opinion. I have been using it for years and won't change unless something better comes along.
-----Dan B.
'57 Cadillac Sedan Deville 6239DX
'81 DMC DeLorean

Clewisiii

Are you sure your firewall should be painted black and not body color.

Not sure what version you have.

20250206_172452.jpg20250301_212831.jpg


"My interest is in the future, because I am going to spend the rest of my life there."  Charles Kettering

Michael Petti

Was at a car show last night with several Cadillacs.  Firewalls were body color. All else wss semi gloss or satin.

Michael Petti

Semi gloss or satin black is what I meant.

Cadillac Jack 82

My 50 and 59 are their respective body color on the firewall.
Tim

CLC Member #30850

1934 Harley VD 74ci "Rosie"
1948 Buick 76S "Lillian"
1950 Cadillac CDV "Doris"
1959 Cadillac CDV "Shelley"

Past Cars

1937 LaSalle Coupe
1955 Cadillac CDV
1957 Cadillac Series 62 Coupe
1964 Cadillac SDV

and a bunch of others...

motard

I have looked at at least 50 1974 Eldorado engine compartments on the internet and they all have black firewalls and engine compartment panels.
1936 Packard Model 1402 Limo
1937 Packard 115 Convertible Coupe
1940 Chevrolet Master Deluxe Business Coupe
1947 Lincoln Continental Convertible
1947 Diamond T 2 Ton Truck
1948 Chrysler Town and Country Convertible Woodie Coupe
1956 Mark II Continental
1974 Eldorado Convertible
1983 Mercedes 380SL Convertible

dn010

My answer is still single stage urethane no matter what color you pick.
-----Dan B.
'57 Cadillac Sedan Deville 6239DX
'81 DMC DeLorean

tcom2027

#12
Quote from: dn010 on June 03, 2025, 02:33:22 PMI use Eastwood single stage Urethane paints for stuff like this and the body. I like how durable urethane is, at least in my opinion. I have been using it for years and won't change unless something better comes along.


I agree. I've been using  Eastwood underhood and chassis black in rattle cans and quarts for years. The semigloss underhood black is very forgiving, goes on smoothly and levels nicely. It matches the GM underhood black perfectly, same for matching GMs' gloss black when used on chassis components.   

The gloss urethane enamel goes on equally well and is durable.

Or you could use the PPG paint system. But that requires a real commitment to get professional results.

Wurth paints are is also an excellent choice.

tony

chelonian

Hi Doug, after a thorough cleaning i used Rustoleum 2X satin black, not regular Rustoleum. I did it in a 70 Monte carlo back in 2014 and it still looks great. I had a brake fluid leak that ate some paint last year, so i wiped it down with laquer thinner and just gave it a couple puffs of the 2X again. Pretty painless and looks great.