BIG BLOCK 440 HEADERS 2-1/8" BIG BLOCK "STEP HEADERS"
Part # TTI440-218C
Product Options
2-1/8" Big Block "Step" Headers
Recommended for 600+ horsepower
Our Big Block "Step" Headers are constructed of 16 gauge mild steel tubing, mandrel bent on sophisticated computer controlled bending machines for precise fit and uninterrupted exhaust flow. The mandrel bending process maintains a constant inside diameter of the tube for a smoother finish with no restriction of flow and no crimping of the tubes.
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2" O.D. primary tubes / steps up to 2-1/8" secondary tubes / merged into 3.5" collectors
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3/8" thick laser-cut header and collector flanges, contoured for a leak free fit
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"Step" design provides low-end response and top-end horsepower gain
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Above the steering center link design (under chassis) offers maximum header to ground clearance
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Full length header design for proven power gains
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One piece header tubes / No slip tubes
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Header Sets Include: 1/16" Header & Collector Gaskets, Header Bolts (12pcs) and Reducers/Adapters for hook-up to your Exhaust System.
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Fits Applications:
1967-1976 "A"- bodies:440 RB-Engines / Must use a Tubular K-frame, Coil Over Suspension.
1962-1974 "B"-bodies
1970-1974 "E"-bodies
| Big Block 2-1/8" "Step" Headers |
(Click on number to open footnote) |
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Engine Sizes |
440 RB-engine only |
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| Cylinder Heads |
Indy 440-1 / Indy 440SR |
14, 39, 49 |
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| Front Ends |
Stock or Tubular K-frame, Coil Over Suspension |
33, # #L##a href="http://www.ttiexhaust.com/Footnotes/46.htm" target="_blank">46, 60 |
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When using Indy 440-1 or 440SR Heads you must have a Tubular K-frame, Coil Over Suspension front-end. |
33, # #L##a href="http://www.ttiexhaust.com/Footnotes/46.htm" target="_blank">46, 60 |
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| Auto Trans | Yes | |
| Standard Trans | Yes | |
| Floor Shift | Yes | |
| Column Shift | Yes |
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| Push Button | Yes | |
| Power Steering | Yes | |
| Manual Steering | Yes | |
| Air Conditioning | Yes | |
| Starters |
Using Indy 440-1 / Indy 440SR cylinder heads must use a listed starter, see footnote |
10 |
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| Flywheel / Bellhousing | 10.5" or 11" | |
| Steering Linkage | OEM only | |
| Clutch Linkage | OEM only | |
| Oil Filters | OEM | |
| Oil Pans | OEM or Milodon | |
| Valve Covers | Cast Aluminum or Stamped Steel (Stock Height / Width - Width dimensions: 4.065" - 4.300") | |
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Big Block 440 Headers 2-1/8" Big Block "Step headers"
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