

🛠️ Seal it like a pro, or risk the drip!
Permatex 20539 Indian Head Gasket Shellac Compound is a hard-setting, economical sealant designed for low temperature and pressure applications. It provides a durable, leak-proof seal compatible with all common gasket materials, resisting diesel fuels and shop fluids. Trusted by professionals since 2004, it performs reliably between 65°F and 350°F, making it ideal for both import and domestic vehicle maintenance.
| ASIN | B0008KLOG6 |
| Best Sellers Rank | #15,362 in Automotive ( See Top 100 in Automotive ) #25 in Gasket Sealers #28 in Body Repair & Restoration Adhesives |
| Brand | Permatex |
| Color | Brown |
| Customer Reviews | 4.7 4.7 out of 5 stars (1,034) |
| Date First Available | July 7, 2004 |
| Exterior | Machined |
| Global Trade Identification Number | 00686226205391 |
| Is Discontinued By Manufacturer | No |
| Item Thickness | 0.25 Inches |
| Item Weight | 1.6 ounces |
| Item model number | 20539 |
| Manufacturer | Permatex |
| Manufacturer Part Number | 20539 |
| Model | 20539 |
| National Stock Number | 8040-01-378-0235 |
| OEM Part Number | 20539 |
| Product Dimensions | 1.25 x 3.69 x 1.25 inches |
| Shape | Round |
| UPC | 686226205391 |
| Unit Count | 1.0 Count |
P**P
Use to help with gasket assembly
I have used this for years. Wonderful at helping to keep gaskets in place during assembly. A quality product that lasts when used. I have never encountered any leaks when using it.
G**E
Happy, good product
I have to say I've always been happy with permatex products I use them back when I was very young working at a radiator shop changing out thermostats and gaskets and stuff like that I want to rebuild engines it was always really good for ceiling and very happy it did not disappoint me when I used it on my car this last time..
A**R
Good final results
Classic sealer
T**N
A product you can trust
The sealer is very good on my intake. Gaskets only use it when needed in certain applications. I use it around. The intake ports only especially using it on a intake gasket made out of steel for older Oldsmobile engines.
H**T
Great shellac/bad packaging?
Item worked great but leaked all over the baggie it was in so very messy and lost product.
V**Z
Muy bueno.
Excelente producto.
R**H
For old school guys....
Indian Head Gasket Shellac. AKA Permatex Aviation Form A Gasket. The 'old guys' introduced me to this when I was teenager. I've been using this stuff for over 50 years on water pump, thermostat housing, and carb/throttle body. Works great with paper gasket. Never leak, easy to scrape off for removal. Easy clean up and can be thinned with alcohol. Brush a bit on one surface and one side of the gasket, let it tack up a little, put a little more on the surface and plop down the gasket. Brush some more on to the second side of the gasket and assemble.
R**A
Works great;
Works great; this is the classic one, used for Years, since the 70th I know it.
西**孝
昔からあるこれがやはり最高です。
L**A
I am buying this for the 2nd time, due to superior quality. You couldn't ask for a better product.
M**K
Used to adhere a main crank seal made of cork. Constant spinning and holding back motor oil there has been no noticeable leak.....this stuff is a beast!
R**O
Muy buen producto muy recomendable para muchos trabajos de mecánica en general
M**M
your go to cylinder head bolts sealer
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