Headers, Competition, 1-3/4 in Primary, 3 in Collector, Steel, Metallic Ceramic Coated, Small Block Chevy, GM Fullsize SUV / Truck 1963-91, Kit.
265-400 Chevy Small Block V8
1969-91 Blazer, Jimmy, Yukon 2DR 4WD
1963-87 1/2, 3/4, & 1 Ton Truck 4WD
1.750'' x 28'' Primary Tubes
3'' x 10'' Collector
Metallic Ceramic Coated
**Will fit angle plug heads**
Alternator/Generator - Yes, engines with alternator/generator mounted on the cylinder head require additional brackets:
Driver side mount will require 520-10927 and 520-10928
Passgr side mount will require 520-10922 and 520-10928
Product Line-Competition
Length-Full
Flange thickness-5/16 in
Primary Diameter-1-3/4 in
Primary Gauge-16-Gauge
Collector Diameter-3 in
Collector Attachment Method-3-Bolt Flange
Catalytic Converters Included-no
Fasteners Included-Yes
Gaskets Included-Yes
Material-Steel
Color-Silver
Finish-Ceramic Coated
Quantity-Pair
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