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GM MPI Products
 MPI KIT: 1965-95 Big-Block V-8
 Part # HEBB7730

1965-95 Big Block Chevrolet multiport fuel injection kit with large 2BBL throttle body air inlet. Includes Edlebrock...

 MPI KIT: 1965-95 Big-Block V-8 w/ Computer Controlled Distributor
 Part # HEBB7730D

1965-1995 Big Block Chevrolet Mutliport Fuel Injections Kit with computer controlled distributor included. Converts any...

 MPI KIT: 1967-95 Small Block V-8
 Part # HESB7730

Includes 2BBL throttle body air inlet. Uses and includes Edlebrock multi-port intake manifold, throttle body, harness, TPI...

 MPI Kit: 1967-95 Small Block V-8 w/ Distributor and Coil
 Part # HESB77D

Includes 2BBL throttle body air inlet. Uses and includes Edlebrock multi-port intake manifold, throttle body, harness, TPI...



GM TPI Products
  Wiring Harnesses
   TPI HARNESS: 1986-89 Corvette/Camaro w/ MAF Sensor
   Part # H229

This harness design fits TPI model years 1985-89 that used a MAF sensor in the air intake. It is available in two lengths: 36"...

   TPI HARNESS: 1986-89 Monte Carlo/El Camino/Caprice TPI w/ MAF Sensor
   Part # H234MA

Designed for use in vehicles previously equipped with ECM for closed loop carburetor control (1981 and later GM cars). Correct...

   TPI HARNESS: 1986-89 Street Rod Style TPI w/ MAF Sensor
   Part # H231

This design fits TPI engines typical of 1985-89 model years, using a MAF sensor. Available in two lengths: 36" from engine to...

   TPI HARNESS: 1990-92 Corvette/Camaro w/o MAF Sensor
   Part # H230

This design fits all TPI model years. Both MAF and speed density designs available in two lengths: 36" from engine to ECM, and...


  Parts & Accessories
   AIR FILTER: K&N 1985-89 TPI Mass Air Flow Design
   Part # MA212

K&N washable air filter of low restriction. Sized correctly to clamp directly on the inlet side of MAF sensor or a round air...

   AIR FILTER: K&N 1985-92 TPI Speed Density Design
   Part # SD213

K&N washable air filter of low restriction. Specially designed to clamp directly on the throttle body housing of TPI manifolds....

   CALIBRATION PROMS: 1985-88, 305/350 w/ MAF Sensor
   Part # MC237

All TPI and LT-1 ECMs from 1986-93 require the correct Mem-cal to supply fuel and spark calibrations. Custom programmed...

   CALIBRATION PROMS: 1989 305/350 w/ MAF Sensor (No VATS)
   Part # MC240

1989 TPI ECMs require the correct Mem-cal to supply fuel and spark calibrations. Custom programmed mem-cals are supplied to...



GM CPI Products
 CPI CAL-PROM: 1992-93 4.3L V6
 Part # HCPI Cal-Prom9293

1992-1993 4.3L V6 CAL-PROM ONLY

 CPI CAL-PROM: 1994 to 1995
 Part # HCPI Cal-Prom9495

1994-1995 4.3L V6 CAL-PROM ONLY

 CPI ECM: 1992-93 4.3L V6
 Part # HCPI ECM9293

1992-1993 4.3L V6 ECM ONLY

 CPI ECM: 1994-95 4.3L V6
 Part # HCPI ECM9495

1994-1995 4.3L V6 ECM ONLY



GM LT1 Products
  Wiring Harness's
   LT1 HARNESS: 1992-93 Corvette / 1993 Camaro
   Part # H233

Designed in street rod configuration for the LT-1 engines. 36" length from engine to ECM connectors. All relays and power leads...

   LT1 HARNESS: 1994-97 Camaro/Firebird/Caprice/Roadmaster w/ Electronic Transmission 4L60E
   Part # HF47T

For 1994-1997 LT1 Camaro/Firebird/Caprice/Roadmaster engine layouts using 4L60E electronic transmissions.

   LT1 HARNESS: 1994-97 Camaro/Firebird/Caprice/Roadmaster w/manual transmission
   Part # HF47

For 1994-1997 LT1 Camaro/Firebird/Caprice/Roadmaster engines with manual or non-electronic automatic transmissions.

   LT1 HARNESS: 1994-97 Corvette w/ Electronic Transmission 4L60E
   Part # HY47T

For 1994-1997 LT1 Corvette engine layout using 4L60E electronically controlled transmission.


  Parts & Accessories
   1994-97 Camaro ECM for 4L60 Trans. applications (CUSTOMER SUPPLIED CORE)
   Part #HF47TEC

1994-97 ECM for LT-1 Camaro engine with 4L60E Trans. (CUSTOMER SUPPLIED CORE). Reprogrammed for No-VATS, and to match...

   1994-97 Camaro ECM for manual or non-electronic Trans. applications (CUSTOMER SUPPLIED CORE)
   Part #HF47C

1994-97 ECM for LT-1 Camaro with manual or non-electronic auto Trans. applications (CUSTOMER SUPPLIED CORE) Reprogrammed for...

   1994-97 Camaro ECM for Manual or non-electronic Trans. applications (NO CORE)
   Part #HF47E

1994-1997 ECM for LT-1 Camaro with manual or non-electronic Trans. applications (NO CORE TRADE-IN). Reprogrammed for No-VATS...

   1994-97 Corvette ECM for 4L60 Trans. applications (CUSTOMER SUPPLIED CORE)
   Part #HY47TEC

1994-97 ECM for LT-1 Corvette engine with 4L60E Trans. (CUSTOMER SUPPLIED CORE). Reprogrammed for No-VATS, and to match...



GM LS-Series Products
  LS1 1997-04 Products
   LS-6 Corvette Intake Manifold
   Part # HELS6

LS-6 Intake manifold complete with Injectors, fuel rail, and cable drive throttle body. Includes MAP and TPS. All manifold...

   LS1 ECM: 1997-98 5.7L w/manuel or non-electronic Transmission
   Part # HY78E/HY78E

ECM for Corvette or Camaro LS-1 engine with manual or non-electronic automatic transmission. Reprogrammed to eliminate...

   LS1 ECM: 1997-98 5.7L w/o Electronic Transmission
   Part # HY78EC/HF78EC

Reprogramming cost to eliminate VATS and match engine installation (CUSTOMER SUPPLIED CORE).

   LS1 ECM: 1999-04 5.7L w/ Electronic Transmission 4L60E
   Part # HY92EC/HF92EC

ECM reprogrammed to eliminate VATS and match your engine (NO CUSTOMER CORE)


  LS2 2005 Products
   LS2 Cable Operated Mechanical Throttle Body
   Part # HTB6

Cable operated throttle body (New/GM). Replaces drive by wire throttle, and requires ECM program to support cable operated...

   LS2 ECM: 2005 6.0L Corvette w/ Electronic Transmission 4L60E Drive by Wire
   Part # HY5 E

ECM reprogrammed to eliminate VATS and match your engine, rear axle ratio, and tire size (NO CORE SUPPLIED). For drive by wire...

   LS2 ECM: 2005 6.0L Corvette w/ Electronic Transmission 4L60E Mechanical Throttle Control
   Part # HY5 EC

ECM reprogrammed for 4L60E transmission, and using cable operated mechanical throttle control. Matches engine, axle ratio,...

   LS2 ECM: 2005 6.0L Corvette w/manual or non-electronic Transmission Drive by Wire
   Part # HY5DEC

ECM for Corvette engine with Manual or non-electronic automatic transmission. Reprogrammed to eliminate VATS and match...


  LS6 2001-04 Products
   LS6 ECM: 2001-04 6.0L w/ Electronic Transmission 4L60E/4L65E Drive by Wire
   Part # HY14DC

ECM Reprogrammed to eliminate VATS and match engine, axle ratio, and tire size. (CUSTOMER SUPPLIED CORE)

   LS6 ECM: 2001-04 6.0L w/ Electronic Transmission 4L60E/4L65E Drive by Wire
   Part # HY14DE

ECM reprogrammed to eliminate VATS and match engine, axle ratio and tire size for use with LS6 2001-04 engine with electronic...

   LS6 ECM: 2001-04 6.0L w/ Electronic Transmission 4L60E/4L65E Mechanical Throttle Control
   Part # HY14E

ECM reprogrammed for elimination of VATS and to match engine, axle ratio, and tire size. For use with cable operated...

   LS6 ECM: 2001-04 6.0L w/ Electronic Transmission 4L60E/4L65E Mechanical Throttle Control
   Part # HY14EC

ECM for Corvette engine using electronically controlled transmission and cable operated mechanical throttle control....


  LS3 & LS7 2006-08 Products
   LS3/LS7 ECM: 2006-08 7.0L Engine only
   Part # HY758E

ECM reprogrammed to eliminate VATS and match engine installation. Drive by wire throttle. No transmission controls. (NO...

   LS3/LS7 HARNESS: 2006-08 LS3 7.0L w/o Electronic Transmission
   Part # HY758

2006-2008 LS3/LS7 7.0L SFI Harness without electronic Transmission


  LS-Series Parts & Accessories
   FAN SWITCH ADAPTOR
   Part # TS219

Adaptor for Gen III series engines for coolant fan switch. This adaptor allows you to control cooling fan, or fans, with ECM...

   LS-6 Corvette Intake Manifold
   Part # HELS6

LS-6 Intake manifold complete with Injectors, fuel rail, and cable drive throttle body. Includes MAP and TPS. All manifold...

   LS1/LS2/LS6/LS3/LS7 (97-07) K&N Air Filter
   Part # MAF216

1999-2007 LS1/LS2/LS6/LS3/LS7 K&N Air Filter attaches directly to OEM 5 pin MAF sensor

   LS1/LS2/LS6/LS3/LS7 (98-07) 5-Pin Mass Air Flow Sensor
   Part # HMAF5

1998-2007 LS1/LS2/LS6/LS3/LS7 New GM 5-Pin MAF Sensor. Used with all Gen III engines and Howell harnesses.



GM Vortec Products
  1996-01 Vortec Products
   VORTEC ECM: 1996 - 2001 4.3L (Customer Supplied Core)
   Part # HV43EC

1996-2001 VORTEC SFI ECM Reprogrammed to match your engine specs. (Customer Supplied Core)

   VORTEC ECM: 1996 - 2001 4.3L (NO CORE)
   Part # HV43E

1996-2001VORTEC SFII ECM Reprogrammed to match your engine specs. (No Core)

   VORTEC ECM: 1996 - 2001 5.7L (Customer Supplied Core)
   Part # HV57EC

1996-2001 VORTEC SFI ECM Reprogrammed to match your engine specs. (Customer Supplied Core)

   VORTEC ECM: 1996 - 2001 5.7L (NO CORE)
   Part # HV57E

1996-2001VORTEC SFII ECM Reprogrammed to match your engine specs. (No Core)


  1999-04 GEN III Vortec Products
   GEN III VORTEC ECM: 1999-04 4.8L V8
   Part # HVL48E

1999-2004 GEN III ECM Reprogrammed to match your engine specs. (without customer supplied core)

   GEN III VORTEC ECM: 1999-04 4.8L V8 (Customer Supplied Core)
   Part # HVL48EC

1999-2004 GEN III ECM Reprogrammed to match your engine specs, transmission used, and cable or drive by wire throttle...

   GEN III VORTEC ECM: 1999-04 5.3L V8
   Part # HVL53E

1999-2004 GEN III ECM Reprogrammed to match your engine specs. (without customer supplied core)

   GEN III VORTEC ECM: 1999-04 5.3L V8 w/electronic 4L60E/4L80E Trans
   Part # HVL53EC

1999-2004 GEN III ECM Reprogrammed to match your engine specs, axle ratio, tire size and cable or drive by wire throttle...


  2002-07 GEN III Vortec Drive By Wire Products
   GEN III VORTEC HARNESS: 2002-07 4.8L SFI w/ 4L60E Transmission Drive By Wire
   Part # HVL48TD

2002-2007 GEN III 4.8L SFI Harness with 4L60E Transmission Drive by Wire throttle control

   GEN III VORTEC HARNESS: 2002-07 4.8L SFI w/o Electronic Transmission Drive By Wire
   Part # HVL48D

2002-2007 GEN III 4.8L SFI Harness without Electronic Transmission Drive by Wire throttle control

   GEN III VORTEC HARNESS: 2002-07 5.3L SFI w/ 4L60E/4L80E Transmission Drive By Wire
   Part # HVL53TD

2002-2007 GEN III 5.3L SFI Harness with 4L60E/4L80E Transmission Drive by Wire throttle control

   GEN III VORTEC HARNESS: 2002-07 5.3L SFI w/o Transmission Drive By Wire
   Part # HVL53D

2002-2007 GEN III 5.3L SFI Harness without Electronic Transmission Drive by Wire throttle control


  2007-08 GEN III Vortec Drive By Wire Products
   GEN III VORTEC ECM: 2007-08 4.8L SFI 58X Drive By Wire
   Part # HVL4858E

2007-08 GEN III 4.8L SFI 58X ECM Drive by Wire, no transmission control.

   GEN III VORTEC ECM: 2007-08 5.3L SFI 58X Drive By Wire
   Part # HVL5358E

2007-08 GEN III 5.3L SFI 58X ECM Drive by Wire

   GEN III VORTEC ECM: 2007-08 6.0L SFI 58X Drive By Wire
   Part # HVL6058E

2007-08 GEN III 6.0L SFI 58X ECM Drive by Wire

   GEN III VORTEC ECM: 2007-08 6.2L SFI 58X Drive By Wire
   Part # HVL6258E

2007-08 GEN III 6.2L SFI 58X ECM Drive by Wire


  Parts & Accessories
   GEN III VORTEC ECM: 1999-04 4.8L V8
   Part # HVL48E

1999-2004 GEN III ECM Reprogrammed to match your engine specs. (without customer supplied core)

   GEN III VORTEC ECM: 1999-04 4.8L V8 (Customer Supplied Core)
   Part # HVL48EC

1999-2004 GEN III ECM Reprogrammed to match your engine specs, transmission used, and cable or drive by wire throttle...

   GEN III VORTEC ECM: 1999-04 5.3L V8
   Part # HVL53E

1999-2004 GEN III ECM Reprogrammed to match your engine specs. (without customer supplied core)

   GEN III VORTEC ECM: 1999-04 5.3L V8 w/electronic 4L60E/4L80E Trans
   Part # HVL53EC

1999-2004 GEN III ECM Reprogrammed to match your engine specs, axle ratio, tire size and cable or drive by wire throttle...



GM Northstar Products
 NORTHSTAR CAL-PROM: 1994-95 Cadillac
 Part # HN48C

1994-1995 Cadillac Northstar calibration prom

 NORTHSTAR ECM: 1994-95 Cadillac
 Part # HN48E

1994-1995 Cadillac Northstar ECM

 NORTHSTAR HARNESS: 1994-98 Cadillac V8 w/ 4T80 Transmission
 Part # HN48T

1994-1998 Cadillac Northstar V8 Harness with 4T80 Transmission

 NORTHSTAR HARNESS: 1994-98 Cadillac V8 w/o Electronic Transmission
 Part # HN48

1994-1998 Cadillac Northstar V8 Harness without electronic Transmission



GM TBI Products
  Complete TBI Kits
   TBI KIT: Twin TBI Kit for Big Blocks
   Part #HT2X4BB

For converting any oval port Chev 396-502 engine from carburetor to twin throttle body fuel injection. Two remanufactured...

   TBI KIT: 1972-80 CJ 4.2L Offroad - Emissions Legal
   Part # CA/CJ258

Includes all components plus a remanufactured 4.3L Chevrolet throttle body to convert a 2BBL CJ or Wrangler Jeep to EFI....

   TBI KIT: 1972-93 304, 360, 401 V-8 Jeep/AMC - Emissions Legal
   Part # K247JPV8

Converts Jeep or other AMC V8 to ECM controlled TBI fuel injecion. Remanufactured GM throttle body adapts directly to 2 or...

   TBI KIT: 1972-93 304, 360, 401 V-8 Jeep/AMC, Offroad
   Part # K247J

Kit converts any V-8 Jeep to ECM controlled throttle body fuel injection. New GM throttle body adapts directly to 2 or 4 barrel...


  Wiring Harnesses Only
   TBI HARNESS: Universal 36" Trunk Length
   Part # H243

For adapting production GM V-8 and 4.3L V-6 engines into pre-computer vehicles. Two styles available for both 454 and small...

   TBI HARNESS: Universal 64" Trunk Length
   Part # H242

For adapting production GM V-8 and 4.3L V-6 engines into pre-computer vehicles. Two styles available for both 454 and Small...

   TBI HARNESS: Universal for 1991-95 Trucks
   Part # H9395

1991-95 big blocks and 1993-95 small block and 4.3 trucks with automatic transmissions use ECM control of the transmission....


  Parts & Accessories
   ADAPTER PLATE: Holley 4-bbl to 2 TBI, .75" Thick
   Part # H4T2H

3/4 inch thick casting that adapts 2" bore 670 CFM TBI throttle body to square bolt pattern 4 barrel intake manifolds made...

   ADAPTER PLATE: Holley 4-bbl to GM TBI .5" Thick
   Part # H4T2G

1/2 inch thick plate that adapts production GM TBI units to square bolt pattern 4 barrel intake manifolds made for Holley...

   ADAPTER PLATE: Holley 500 2-bbl to GM TBI, .5" thick
   Part # H2J

1/2" thick plate that adapts production GM TBI units to AMC (Jeep) V-8 two-barrel intake manifolds and others using the big...

   ADAPTER PLATE: Q-Jet Manifold to 2" TBI
   Part # HBT2

1/2" thick plate that adapts production GM TBI units to manifolds originally designed to fit the Rochester Quadrajet...



Jeep TBI Products
 TBI Adaptor for Clifford L-6 Jeep intake manifold
 Part # HC258

Adaptor kit to install GM TBI on Clifford designed intake manifold on AMC 6 cylinder carbureted engine.

 TBI KIT: 1972-80 CJ 4.2L Offroad - Emissions Legal
 Part # CA/CJ258

Includes all components plus a remanufactured 4.3L Chevrolet throttle body to convert a 2BBL CJ or Wrangler Jeep to EFI....

 TBI KIT: 1972-93 304, 360, 401 V-8 Jeep/AMC - Emissions Legal
 Part # K247JPV8

Converts Jeep or other AMC V8 to ECM controlled TBI fuel injecion. Remanufactured GM throttle body adapts directly to 2 or...

 TBI KIT: 1972-93 304, 360, 401 V-8 Jeep/AMC, Offroad
 Part # K247J

Kit converts any V-8 Jeep to ECM controlled throttle body fuel injection. New GM throttle body adapts directly to 2 or 4 barrel...



Misc. Components
 ADAPTOR, O2 SENSOR for Marine use
 Part # HM206

O2 sensor adaptor designed to install heated Oxygen sensor in water cooled marine exhaust manifolds. Oxygen Sensor is priced...

 Connector Jumpers - ignition switch to coil
 Part # DC221

Molded connector and pigtail for remote GM coil hookup. This connects ignition power and tach to coil.

 Connector Jumpers - two wire - distributor to coil
 Part # DC222

Molded connector and pigtail for remote coil hookup. This jumper runs from distributor to coil.

 Distributor - Remote Coil Type
 Part # D223

Used in all 1987 and later Camaro and Firebird TPI systems, and all 2 barrel TBI engines. New unit. Requires remote coil also.





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