BB Chevy Super Competition Weld-Up Header Kit HKR2953 Do-it-yourself weld-up header kit is engineered for big block Chevys fit to front strut, Super Gas, Super Comp and Competi- tion Eliminator style chassis. Designed for heads with round exhaust ports, kit includes 5/16” thick flanges, 2-1/8” diameter
Flange Kits Hooker offers a variety of hard-to-find header flanges, less stubs. Sold in pairs, with gaskets, bolts and contingency I.D. tags.
Port Shape Round
Primary Tube 1-7/8", 2"
Part No. HKR11890 HKR11891
Application
SB Chevy Outer Flange SB Chevy Inner Flange
SAP
N/A
x 40” long primary tubes, 4” diameter x 10” long collectors, polished stainless steel NHRA contingency tags, gaskets and mounting bolts. Slip-On Collectors Parallel construction of these mild steel collectors eases slip-on installation. Classic and
Mandrel Bends
A
A
B
B
Hooker Mandrel Bends are available in a variety of radius, tube diameter and length dimensions to meet most requirements. All bends are formed on modern machines to ensure smooth, wrinkle-free bends and no crimping. All bends are 18 gauge un- less noted. Part No. Tube Size O.D. Radius Leg “A” Leg “B” “U” Bends HKR12200 1-1/2" 6" 12" 12" HKR12220 1-3/4" 6" 12" 12" HKR12230 1-7/8" 6" 12" 12" HKR12240 2" 6" 12" 12" HKR12250 2-1/8" 6" 12" 12" HKR12260 2-1/4" 6" 12" 12" HKR12270 2-1/2" 5" 12" 12" HKR12280 3" 6" 6" 6" HKR12285 3-1/2" 7" 6" 6" HKR12310* 4" 7-1/2" 6" 6" HKR12340* 2" 6" 12" 12" “J” Bends HKR12325* 1-1/2" 2" 6" 15" HKR12331* 1-1/2" 3" 6" 15" HKR12336* 1-5/8" 2" 6" 15" HKR12350* 1-3/4" 2-1/2" 6" 15" HKR12351* 1-3/4" 2" 6" 15" HKR12352* 1-3/4" 4" 6" 15" HKR12353* 1-3/4" 3" 6" 15" HKR12358* 1-7/8" 2-1/2" 6" 15" HKR12370* 2" 3" 6" 15" HKR12390* 2-1/4" 3-1/2" 6" 15" HKR12397* 2-1/2" 4" 6" 15" HKR12399* 3" 4" 6" 15" HKR12520 1-3/8" 2-1/2" 6" 15" HKR12525 1-1/2" 2" 6" 15" HKR12530 1-1/2" 2-1/2" 6" 15" HKR12532 1-1/2" 4" 6" 15" HKR12536 1-5/8" 2" 6" 15" HKR12552 1-3/4" 4" 6" 15" HKR12558 1-7/8" 2-1/2" 6" 15" HKR12560 1-7/8" 3" 6" 15" HKR12570 2" 3" 6" 15" HKR12572 2" 4" 6" 15" HKR12580 2-1/8" 3" 6" 15" HKR12582 2-1/8" 4" 6" 15" HKR12590 2-1/4" 3-1/2" 6" 15" HKR12592 2-1/4" 4" 6" 15" HKR12596 2-3/8" 3-1/2" 6" 15" HKR12597 2-1/2" 4" 6" 15" HKR12599 3" 4" 6" 15" * 16 Gauge Tubing.
“Power Spear”, merge style collectors are available. Merge collectors have primary tubes that form a spear, eliminating sharp edges and enhancing flow for that last bit of horsepower. Sold in pairs.
Primary Tube
Collector Dia.
Classic Part No.
Power Spear Part No.
Description
Slip-On Collectors Slip-On Collectors
2"
3-1/2"
HKR11752
—
2-1/4"
4"
— HKR14770
Collector Extensions
HKR11235
Add bottom end torque with a set of bolt-on 18” collector exten- sions. Sold in pairs. Part No. Description HKR11230 Collector Extensions, Bolt-On, 3” O.D. x 18” L. HKR11235 Collector Extensions, Bolt-On, 3-1/2” O.D. x 18” L.
DAVE LORENTZ
MATT HAUCH
354
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