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#4470634300
JBA 063-4300 GM 4.3L Header Gaskets
$41.61
/pair
Factory Shipped
$45.77
Save $4.16
Quantity
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855.313.9176Quick and Easy Returns
Return PolicyJBA Headers 063-4300 Details
JBA Headers 063-4300 Details
JBA is proud to offer accessories to aid in the fitment of your JBA exhaust product.
- JBA's premium header flange gaskets are made extra thick from a specially made formulated gasket material.
- Our gaskets are rated up to 1100 F.
- Each gasket handles exhaust pressures up to 3700 psig.
- Each gasket is designed for an exact port match with JBA headers.
- Limited One Year Warranty
- JBA Performance Exhaust 063-4300 GM 4.3L Header Gaskets
- JBA Performance Exhaust 063-4300 GM 4.3L Header Gaskets
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Aeromotive & PerTronix Black Friday 10% Off Sale
Black Friday Savings Are Here! From November 1 2026 through November 30 2026, save 10% on all Aeromotive and PerTronix products, including top performance brands like Doug's Headers, Taylor Cable, and JBA Performance Exhaust. Whether you're upgrading your fuel system, ignition components, headers, spark plug wires, or exhaust setup, this limited-time offer makes it easy to get premium performance parts at a great price. No coupon required, just shop qualifying Aeromotive and PerTronix brands and enjoy instant savings all month long.
CA WARNING:
Can expose you to lead, a carcinogen and reproductive toxicant. See www.P65Warnings.ca.gov
JBA Headers 063-4300 Specifications
JBA Headers 063-4300 Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 063-4300 |
| Brand | JBA Headers |
| GENERAL | |
| GTIN Code | 694342523909 |
Ratings & Reviews
Ratings & Reviews
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Fitment
Fitment
1985-1986 Chevy Astro
Gen 1 LB1 90-Degree Chevy
1985-1986 Chevy C10
Gen 1 LB1 90-Degree Chevy
1985-1986 Chevy C20
Gen 1 LB1 90-Degree Chevy
1985-1986 Chevy Caprice
Gen 1 LB1 90-Degree Chevy
1985-1986 Chevy El Camino
Gen 1 LB1 90-Degree Chevy
1985-1986 Chevy G10
Gen 1 LB1 90-Degree Chevy
1985-1986 Chevy G20
Gen 1 LB1 90-Degree Chevy
1985-1986 Chevy G30
Gen 1 LB1 90-Degree Chevy
1985 Chevy Impala
Gen 1 LB1 90-Degree Chevy
1985-1986 Chevy K10
Gen 1 LB1 90-Degree Chevy
1985 Chevy K20
Gen 1 LB1 90-Degree Chevy
1985-1986 Chevy Monte Carlo
Gen 1 LB1 90-Degree Chevy
1985-1986 GMC C1500
Gen 1 LB1 90-Degree Chevy
1985-1986 GMC C2500
Gen 1 LB1 90-Degree Chevy
1985-1986 GMC K1500
Gen 1 LB1 90-Degree Chevy
1985 GMC K2500
Gen 1 LB1 90-Degree Chevy
1985-1986 GMC Safari
Gen 1 LB1 90-Degree Chevy