TUBE TECHNOLOGIES, INC.

Corona, CA 92878-3226

(951) 371-4878

Mon-Fri, 8am-4pm PST

Est. since 1988

• Home <...  SMALL BLOCK HEADER OPTIONS <...  63-66 A-BODY 1-5/8 x 1-3/4" SMALL BLOCK STEP HEADERS MOPAR CLASSICS A,B,E-bodies   Header #636A 63-66 A-BODY 1-5/8" x 1-3/4" SMALL BLOCK STEP HEADERS FEATURES Design:  63-66 A-body chassis Primary tube size:  1-5/8" O.D. Secondary tube size:  1-3/4" O.D. Collector size:  3" with 3" 3-bolt flange. Flanges:  3/8" thick, laser-cut, contoured for a leak free fit. Material:  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. Step design:  Provides low-end response and top-end horsepower gain. One piece design:  One piece header tubes / No slip tubes. Under chassis design:  Above the steering center link design offers maximum header to ground clearance. Full length header design:  Proven power gain vs. shorty design. Recommended for:  320-575 horsepower. Header set includes:  Header gaskets, 12 header bolts, header reducer adapters with 3-bolt gaskets & hardware. • APPLICATIONS / DETAILS       • PART NO'S & PRICING       • COMPONENT & REPLACEMENT PARTS       • SPECIAL-ORDER OPTIONS:  O2 SENSORS, EVAC, EGT     APPLICATIONS / DETAILS ... Platform: 63-66 A-BODY CHASSIS. • Check your engine location:  See FN39 for the factory dimensions. Engine size: 273*, 318*, 340, 360 A/LA-engines * (!) Please state at time of order if you have a 273-318 cylinder head with the port size of 1.550 x 1.090.  Headers will require modification to the ports for the headers to seal properly.  Modification will be done prior to coating.  Please allow additional time for the modification and coating process. Cylinder head: OEM, Edelbrock Performer RPM, Mopar Perf Alum LA, Mopar Perf Cast-iron, RHS-Indy360X Front Suspension: OEM • Steering Linkage:  OEM • Modification will be required to the stock transmission crossmember to accommodate a dual exhaust system.  See sheet #506 • (!) Headers will not clear UniSteer Performance Rack and Pinion. Engine Mounts: OEM Headers fit with Schumacher Creative Services engine mounts or equivalent. Auto Trans: YES  Note:  Some applications with a floor shifter may require the adjustable swivel & the lower rod to be re-positioned to clear the header collector.  [See FN23 for illustration] (!) 545RFE Transmission:  Headers will not clear the passenger-side bellhousing. Standard Trans: YES (!) The drivers-side casting ear will require trimming by 3/8" for header tube clearance   [See FN21 for illustration] Clutch Linkage:  OEM Floor Shift: YES Column Shift: NO Push Button: YES Manual Steering: YES Power Steering: YES Air Conditioning: YES Starters: 904 Trans:  Chrysler part no's:  R53005984, 56027702AC or Mopar Performance part no's:  P5249644AB, P5007860, P4286522 727 Trans:  Must use a RobbMc Perf Starter #3005 Standard Trans / 9" Flywheel (122-tooth ring gear):  Chrysler part no's:  R53005984, 56027702AC or Mopar Performance part no's:  P5249644AB, P5007860, P4286522 Standard Trans / 10.5" Flywheel (130-tooth ring gear):  Must use a RobbMc Perf Starter #3005 Bellhousing: ALL Oil Filters: OEM 90º adapter or REMOTE MOUNT OIL FILTER Note:  90º Oil Filter Adapter Bolt:  Oil filter adapters are supplied with either a 3/4" or a 1-3/16" hex head mounting bolts. If your adapter came with the 1-3/16" bolt, modification will be required by machining bolt head to .175 thickness.  [See FN21 for illustration] Oil Pans: OEM, MILODON & ROAD RACE Milodon part no's:  30935, 30936, 30940, 30941 Road Race pan part no:  31595 Valve Covers: OEM, Cast Aluminum, Stamped steel   PART NO'S & PRICING ... 318, 340, 360  APPLICATIONS HEADER FINISH     [See Coating Options for details] PART NO. PRICE RAW Bare mild steel. TTi 636A-C0 $ 837.00 set CERAMIC COATED with a thermal barrier Silver matte finish. TTi 636A-C4 $ 1013.00 set POLISHED CERAMIC COATED with a thermal barrier Silver high-luster show finish. TTi 636A-C5 $ 1048.00 set Header sets include:  Header gaskets, 12 header bolts, header reducer adapters with 3-bolt gaskets & hardware. Ceramic coating / First engine run warning  [See FN17 for suggestion] Coupled with a TTi Exhaust Systems these headers become even more efficient!  [Click here to see exhaust systems] Prices do not include Shipping, Handling or California Sales Tax, if applicable.  Prices subject to change without notice.   273*, 318*  APPLICATIONS HEADER FINISH     [See Coating Options for details] PART NO. PRICE RAW Bare mild steel. TTi 636A273-C0* $ 937.00 set CERAMIC COATED with a thermal barrier Silver matte finish. TTi 636A273-C4* $ 1113.00 set POLISHED CERAMIC COATED with a thermal barrier Silver high-luster show finish. TTi 636A273-C5* $ 1148.00 set *For 273-318 Small-port cylinder heads, with the port diameter 1.09w x 1.55h.  Applications with these small-port cylinder heads, will require modification to the ports for our headers to seal properly.  Additional material will be added to the ports for headers to seal properly.  Modification will be done prior to coating.  Please allow additional time for the modification and the coating process, approximately 4-6 weeks.  Headers requiring modification is considered a "SPECIAL ORDER". Header sets include:  Header gaskets, 12 header bolts, header reducer adapters with 3-bolt gaskets & hardware. Ceramic coating / First engine run warning  [See FN17 for suggestion] Coupled with a TTi Exhaust Systems these headers become even more efficient!  [Click here to see exhaust systems] Prices do not include Shipping, Handling or California Sales Tax, if applicable.  Prices subject to change without notice.     INSTALL INSTRUCTIONS To view and print PDFs, you must have a supported version of Adobe's Acrobat Reader installed.  This program is available for free, download by going directly to Adobe.com   COMPONENT and REPLACEMENT PARTS ... Description Part No. Price   HEADER GASKETS HTX-900 gasket:  A high density non-asbestos fiber metal core composite consisting of graphite-coated, high-temperature facing material chemically and mechanically fused to an expanded steel core.  more info... Recommendation:  Use a very thin layer of High-Temp Silicone Sealer on each side of gasket. Note:  (2) Supplied with header purchase. # GA-HG340 $ 30.95 /set     HEADER BOLTS 5/16"-18x1 Note:  (16) Supplied with header purchase. # BO516 $ 0.91 each     3" 3-BOLT COLLECTOR GASKET     HTX-900 gasket:  A high density non-asbestos fiber metal core composite consisting of graphite-coated, high-temperature facing material chemically and mechanically fused to an expanded steel core.  more info... Recommendation:  Use a very thin layer of High-Temp Silicone Sealer on each side of gasket. Note:  (2) Supplied with header purchase. # GA-RG30 $ 4.65 each     HEADER REDUCER ADAPTERS to transition headers to an exhaust system. Made of 16 gauge aluminized tubing, 3/8" thick flanges, includes 3-bolt gaskets & hardware. Note:  (1 set) Supplied with header purchase.  Size required when ordering.     3" x 2.5" pre-bent design reducers # RED30X25A6366 $ 53.99 /set 3" x 3.0" pre-bent design adapters # RED30X30A6366 $ 57.99 /set     ADDITIONAL OPTIONS... •  Evacuation tubes and EGT probe fittings can be installed prior to coating headers.  Installation of these options are considered a "Special-Order".  Please allow an additional 3-4 weeks for the special order work and the coating process. •  Special-Order Deposit Required:  TTi requires a $50.00 non-refundable deposit for the following Special-Orders prior to the start of your order.  The balance will be due upon completion.   DESCRIPTION PART NO. PRICE O2 SENSOR BUNGS + INSTALLATION Steel fitting, 18mm threads, installed in the header collectors or reducer adapters. Installation locations:  Drivers-side, 9 o'clock / Passenger-side, 3 o'clock.     Installed in Header Collectors ... # MISC-02COL $ 117.38 /set  Installed in Drivers-side Header Collectors ... # MISC-02COL-DS $ 68.69 each  Installed in Reducer/Adapters ... # MISC-02RED $ 117.38 /set  Installed in Drivers-side Reducer/Adapters ... # MISC-02RED-DS $ 68.69 each         EVACUATION TUBE + INSTALLATION •  Evacuation tubes will be installed in the reducers or adapters •  Drivers-side installed in the 9 o'clock location •  Passenger-side installed in the 3 o'clock location     Evacuation tube installed in the header collectors ... # SP005-COL $ 87.50 /set Evacuation tube installed in the header reducer adapters ... # SP005-RED $ 87.50 /set         CRANKCASE EVACUATION SYSTEM KIT + TUBE INSTALLATION •  Allstar Performance Crankcase Evacuation System:  2 chrome plated push-on valve cover breathers, breather grommets, check valves and 3.5'' threaded tubes •  The 3.5" long threaded tubes will be used from the kit and will be installed in the reducer or adapters •  Drivers-side installed in the 9 o'clock location •  Passenger-side installed in the 3 o'clock location # KIT-EV34145 $ 110.55   Kit + Tube Installation   EGT PROBE FITTING + INSTALLATION •  304SS exhaust gas temperature fitting, 1/8" pipe, internal thread •  Typical installed 1" from the header flange •  (!) Specify which cylinder tubes when ordering. # MISC-EGT1 1st fitting  $  91.38 # MISC-EGT2 2nd fitting  $ 107.76 # MISC-EGT3 3rd fitting  $ 124.14 # MISC-EGT4 4th fitting  $ 140.52 # MISC-EGT5 5th fitting  $ 156.90 # MISC-EGT6 6th fitting  $ 173.28 # MISC-EGT7 7th fitting  $ 189.66 # MISC-EGT8 8th fitting  $ 206.04

Updated: May 01, 2023