Resource Library: Literature Downloads

• Products & Services Flyer (590k)
• History and Growth (38k)
• JASPER Authentic Custom Drivetrains (2.17mb)

  Domestic Gas Engines

• The JASPER Solution Brochure (739 kb)
• The Truth About Junkyard Engines Pamphlet (905 kb)
• Gas Engine Brochure (1.45mb)
• Gas Engine Parts Kit Flyer (1.3mb)
• Radiator and Transmission Cooler Flyer (2.98 mb)

  Import Gas Engines

• Import Gasoline Engine Pamphlet (137k)
• Gas Engine Brochure (1.45mb)
• Gas Engine Parts Kit Flyer (1.3mb)
• Volkswagen / Audi 1.8L L4 DOHC Turbo Flyer (1997-1/2 to 2005-1/2 VW Golf, GTI, Jetta, Passat & Audi A4, TT) (5.34mb)

  Gasoline Engine Technical Service Bulletins

• (12-03)Bolt Markings & Torque Values
• (11-03)Cam Timing Caution For 1997-2003 Ford 4.0L VIN E Engines
• (08-04)Changes To Timing Chain And Oiling Nozzle On 2000-2003 Saturn 2.2L VIN F Engines
• (11-03)Coolant Loss On 1992-97 GM 4.3L VIN R & W Engines
• (08-04)Cylinder Block/Transaxle Assembly Caution For 1999 GM 3.5L VIN H Engines
• (08-04)Drive Belt Tensioner Caution for 2002-2004 Nissan 2.5L QR25DE Engines
• (08-04)Engine Coolant Leaks On 1997 Toyota 2.2L 5SFE Engines
• (08-04)Engine Oil Leak On 1989-91 Honda 1.5 & 1.6L Engines
• (08-04)Engine Vibrations, Rough Idle or No-Start Condition On 1998-2003 Ford 2.0L VIN 3 Engines
• (11-03)High Oil Consumption On 2001-2002 GM 8.1L VIN G Engines
• (11-03)Engine Ticking Sound On 1998-99 GM 5.7L VIN R Engines
• (11-03)Timing Chain Installation Caution On 1996-1999 Ford 2.5L Duratec Engines
• (11-03)Cracked Or Broken Flexplate On 1990-1996 Ford 4.0 VIN X Engines
• (11-03)Rear Main Oil Seal Leakage On 1996-98 Suzuki 1.8, 2.0 & 2.5L DOHC Engines
• (09-03)Diagnosing Flywheel/Flexplate Failures
• (09-03)Revised Intake Manifold Gasket For 1989-97 Rover 4.0L Engines
• (09-03)Engine Drone Noise On 1999-2001 GM 2.2L VIN 4 Engines
• (09-03)Broken Or Bent Connecting Rods On 1997-99 Ford 3.8L VIN 4 & 4.2L VIN 2 Engines
• (08-03)Engine Coolant Leaks on 2000-02 Nissan 3.3L VG33E Engines
• (08-03)Engine Oil or Coolant Leak For 1996-2003 GM 3.1 & 3.4L VIN J & E Engines
• (08-03)Low Coolant Or Loss On 1997-2001 GM 3.0L VIN R Engines
• (12-03)Repeated Heater Core Leakage/Failure On 1984-2003 Ford Vehicles
• (08-04)Revised Balancer & Seal Assembly For 2003-2004 GM 4.2 VIN S Engines
• (06-03)Rough Engine Idle Or Misfire On 1999-2000 GM 2.4L VIN T Engines
• (06-03)Temperature Gauge Fluctuation On 1995-2000 Ford 4.0L OHV VIN X Engines
• (08-04)Ticking Noise On 2001-2003 Mazda 3.0L Duratec Engines
• (08-03)Timing Chain Tensioner Caution for 1998-2003 Chrysler 2.7L VIN R, U & V Engines
• (08-03)Timing Belt Installation Procedure on 1994-2001 Acura 1.8L B18 Series Engines
• (08-03)Water Pump Replacement Caution for 1998-2003 Chrysler 2.7L VIN R, U & V Engines
• (03-04)Valve Spring Change For 1997-2002 Ford 4.0L VIN E & K Engines
• (03-04)Timing Belt Installation Procedure For Isuzu 1998-2000 3.2 & 3.5L DOHC V6 Engines
• (03-04)Stripped Spark Plug Threads On 1991-2003 Ford 4.6 & 5.4L Engines
• (11-04)Ignition Firing Order Caution For 2001-2004 GM 8.1L VIN G & E Engines
• (11-04)Coolant Leak Near/In Spark Plug Well On 1998-2001 GM 1.9L VIN 8 Engines
• (11-04)Engine Noise On 2002-2004 Toyota 2.4L 2AZ-FE Engines
• (01-05)Rear Main Seal Leakage, Preventative Measure for 1997-2005 Chrysler 4.0L VIN S Engines
• (01-05)Revised Cam Sprocket & Sensor For 2001-2005 GM 8.1L VIN G & E Engines
• (01-05)Bedplate Installation Caution For 1997-2000 Jaguar 4.0L V8 Engines
• (01-05)Turbocharger Oil Passing & Spilling From Cylinder Head Cover-Mounted Breather On Mack 12.0L ASET® Engines
• (01-05)Crankshaft Pulley Removal Caution For 2001-05 Mazda 2.0 & 2.3L Engines
• (02-05)Revised Timing Belt Tensioner 2002-2003 Acura 3.2L SOHC Engines
• (02-05)Camshaft Timing For 1993-2002 Mazda 2.0L DOHC FS Engines
• (03-05)Engine Miss/Noise at Start-Up On 1997-2000 Ford 4.6, 5.4 & 6.8L SOHC Engines
• (03-05)Timing Belt Noise On 1999-2000 Hyundai 2.0L Engines
• (03-05)Timing Chain Rattling Noise On 1999-2002 Suzuki 2.5K H25 Engines
• (05-05)Engine Oil Leaks On 1997-2003 Acura 3.0, 3.2 & 3.5L V6 Engines
• (05-05)Engine Ticking Sound On 1998-2004 Chrysler 3.2 & 3.5L VIN J, G, K, M & V Engines
• (05-05)Camshaft Timing Information For 1996-99 Ford 2.5L Duratec Engines
• (05-05)Vibration or Rattle Noise On 2000-2002 4.2L VIN 2 Ford Engines
• (04-05)Audible Spark Knock Noise On 1998-2002 4.8, 5.3, 5.7, & 6.0L VIN V, T, Z, G, N & U Engines
• (05-05)Revised Upper Intake Manifold Gaskets For 1995-2004 GM 3.8L VIN K Engines
• (05-05)Higher Than Normal Engine Temperature Reading For 2002-2004 4.2L VIN S Engines
• (05-05)Revised Engine Oil Pick-up Tube & Front Cover For 2002-2004 GM 4.2 VIN S Engines
• (04-05)Sealant and Threadlocker Cross Reference Chart
• (04-05)Rear Engine Oil Leaks On 1996-2004 Suzuki 1.8 & 2.0L DOHC Engines
• (05-05)Camshaft Timing Gear Assembly Information For 2001-2005 Toyota 1.5L 1NZFE Engines
• (08-05)Rear Crankshaft Oil Plug & Pilot Bushing For 1997-2005 GM 5.7L VIN G & S Engines
• (08-05)Intake Manifold Bolt Torque Revision For 1998-2003 Isuzu 3.2L & 3.5L VIN V, X & W Engines
• (08-05)Rocker Arm Noise For 1997-2002 Rover 4.0L Engines
• (01-06)Whine or Rattle Noise On 2004 GM 3.5L VIN 6 Engines
• (01-06)Revised Initial Ignition Timing For MerCruiser 3.7L Engines
• (01-06)Exhaust Noise For 2002-2004 GM 4.2L VIN S Engines
• (01-06)Valve Cover Oil Leaks On 1997-2005 Audi 1.8L Engines
• (01-06)Oil Pressure Readings For 1999-2005 GM 6.0L VIN N & U Engines
• (01-06)Revised Intake Manifold Gasket & Bolts For 2001-2005 GM 8.1L VIN E & G Engines
• (01-06)Recommended Engine Oil For 1992-2004 Honda Engines
• (01-06)Use of RTV and Anaerobic Sealer For Automotive Engines
• (01-06)Spark Plug Wire Induction Cross-Firing Causing Engine Damage
• (01-06)Abnormal Squeal Noise On 2000-2005 Toyota 4.7L 2UZ-FE Engines
• (09-06)Engine Oil System Priming Procedures for 1995-2006 Ford Engines
• (09-06)Balance Shaft Timing For 2000-2006 Ford 4.0L VIN E & K Engines
• (09-06)Broken Bolt Extractor Kit For 2002-2006 GM 2.8, 3.5 & 4.2L VIN 8, 6 & S Engines
• (09-06)Timing Component Positioning For 1994-2003 GM 2.2L VIN 4 Engines
• (09-06)Intermittent Engine Misfire On 2004-2005 GM 1.6L VIN 6 Engines
• (09-06)Engine or Transmission Installation Caution For 1990-2006 Nissan Vehicles
• (10-06)Rear Engine Oil Leak On 2006 GM 2.2L VIN D & F Engines
• (10-06)Front Timing Cover Installation For 1996-2002 GM 5.7L VIN R Engines
• (12-06)Crankshaft Balancer Installation Caution For 1997-2006 GM 4.8, 5.3, 5.7 & 6.0L Engines
• (12-06)Engine Oil Leak For 2005-2007 Toyota 3.5L 2GRFE Engine
• (01-07)Front of Engine Oil Leak On 2000-2005 GM 2.2L VIN D & F Engines
• (01-07)Revised Timing Chain Design For 2000-2003 GM 2.2L VIN D & F Engines
• (01-07)Cold Engine Noise For 1999-2000 Subaru 2.2 & 2.5L Engines
• (01-07)Water Pump Coolant Leaks On 1990-2006 Suzuki Engines
• (04-07)Cylinder Head Re-Torque Procedure For 2004-2005 Chrysler 2.4L VIN B, J, X, 1 & 8 Engines
• (04-07)Engine Oil Leak On 2002-2004 Ford 4.0L VIN E Engines
• (04-07)Exhaust Manifold Bolt & Torque Update For 1998-2003 GEN III 4.8, 5.3, 5.7, 6.0L Engines
• (04-07)Rear Engine Oil Leak On 2003-2006 Isuzu Ascenders with 5.3L VIN P Engines
• (05-07)Crankcase Ventilation System Check For 1994-2007 BMW Engines
• (05-07)Engine Whine Noise At Idle On 2005-06 Chrysler 6.1L VIN W Engines
• (05-07)Camshaft Timing Mark Verification For 2001-07 Ford 3.0L VIN 1 Engines
• (05-07)Coolant in The Engine Oil On 2002-2006 GM 4.8 & 5.3L VIN V, T, B & M Engines
• (05-07)Rear Engine Oil Leak On 2003-06 GM 4.8, 5.3, 5.7, 6.0 & 7.0L Engines
• (05-07)Head Bolt Caution & Installation For 2001-2002 Kia 1.5L DOHC Engines

Diesel Engines
• Diesel Engine Pamphlet (131k)
• Diesel Brochure (1.35mb)
• Diesel Engine Parts Kit Flyer (809k)

  Diesel Engine Technical Service Bulletins

• (06-03)Engine Oil Leak On 2000 Chrysler 5.9L VIN 6, 7 & 8 Diesel Engines
• (11-04)Flywheel Machining Dimensions and Guidelines For 1994-2003 Navistar 7.3L Diesel Engines
• (11-04)Revised Camshaft Hub Retaining Bolt Torque on DDC 60 Series Diesel Engines
• (02-05)Oil Cooler Leak On 2001-2004 GM 6.6L VIN 1 & 2 Diesel Engines
• (02-05)Repeated Turbo Charger Failures On 2001-2004 GM 6.6L VIN 1 & 2 Diesel Engines
• (08-05)Replacement Cylinder Head Gasket For 1994-2001 Isuzu 7.1L 6HE1-TC Diesel Engines
• (01-06)Engine Coolant Loss on 2001-2004 GM 6.6L Diesel VIN 1 Engines
• (01-06)New Lubricating Oil Cooler and Filter Head Gaskets For 1999-2005 Cummins ISB/ISBe 5.9L Common Rail Fuel System Engines
• (01-06)Exhaust Noise On 2002-2005 Ford/Navistar 6.0L VIN P Diesel Engines
• (09-06)Water in the Fuel Supply On 1999-2006 Ford 6.0 & 7.3L VIN P & F Diesel Engines
• (09-06)High-Pressure Oil Pump Leakage On 1998-2003 Ford 7.3L VIN F Diesel Engines
• (09-06)Interference Between Clutch Damper and Flywheel Bolts On 2003-2006 Caterpillar 3406E C-15 & C-16 Diesel Engines
• (09-06)Coolant Sealant Conditioner to Eliminate Engine Front Cover Leaks On Navistar DT466, HT530, 530E and 530E Green Diesel Engines
• (12-06)Engine Ticking Noise On 2001-2006 GM 6.6L Duramax Diesel Engines
• (04-07)Coolant Loss Caution For 2002-2006 Ford 6.0L VIN P Diesel Engines
• (05-07)Revised Studded Cylinder Head Bolts For 1990-1994 Cummins 10.0 & 11.0L, L10 & M11 Diesel Engines
• (05-07)Revised Cylinder Head Bolt For 1995-1996 Cummins 10.0L, L-10 Diesel Engines
• (05-07)Cylinder Head Gasket Caution For 2003-2007 Ford 6.0L VIN P Diesel Engines
• (05-07)Revised Exhaust Manifold Sections For 1997-2007 Mack 12.0L ASET™ AI and AMI Diesel Engines

Transmissions

• Transmission Pamphlet (1.94mb)
• Transfer Case Flyer
• Medium and Heavy Duty Transmission & Differential Flyer
• Transmission Brochure (330k)
• Allison Brochure (1.4mb)
• Radiator and Transmission Cooler Flyer (2.98 mb)

  Toyota A541E and A140E Transmission Flyer

• Toyota Transmission Flyer (623k)

  Transmission Technical Bulletins

• (02-03)41TE, 42LE - Code P1693
• (02-03)41TE & 42LE - Speed Sensor Faults and/or Ratio Concerns
• (05-03)46RE TCC Cycle - TCC Cycle at 40 - 50 MPH Study Throttle
• (08-04)5R55W (2002 Explorer & Mountaineer) - "Whine" or "Howl" Noise at Temperatures
      Below 40 degrees from Transmission at Start Up - Produced 11/13/2000 through 08/01/2001
• (12-03)Allison Transmission Oil Leak, Abnormal Knocking Noise Heard at Idle After R & I
• (05-03)AX4S 1-2 Upshift Hesitation - Some Ford 3.0L and FFV vehicles
• (02-03)E4OD or 4R70W - Kills Engine in Drive or Reverse
• (03-03)E4OD/4R70W - Erratic Shifts and Multiple DTC's
• (05-03)NV136 - Erratic Transfer Case Operation, Possible VSS Codes/Proper Connector Installation
• (05-03)RL4F03A - Harsh Shifts & Lack of Power - Nissan 200 SX and Sentra
• (03-04)4T65E / 4T80E Moan Or Growl After TCC Apply

  Differentials

• Differential Pamphlet PDF (93k)
• Differential Brochure (1.4mb)

  Performance Products

• Performance Brochure (760k)
• Performance Transmission List Pricing (98k)

  Performance Products Spec Sheets

  Class I Engines
  

• "Class I Version" (56k)

  Class II Engines
  

• "Class II Version" (55k)
• "Class II Version - Chevrolet 5.7" 340 HP (461k)
• "Class II Version - Chevrolet 350" 250 HP (461k)
• "Class II Version - Chevrolet 350" 280 HP (64k)
• "Class II Version - Chevrolet 350" Marine 325 HP (56k)
• "Class II Version - Chevrolet 350" 280 HP (58k)
• "Class II Version - Chevrolet 350" 300 HP (58k)
• "Class II Version - Chevrolet 350" 300 HP Vortex (397k)
• "Class II Version - Chevrolet 350" 325 HP (389k)
• "Class II Version - Chevrolet 350" 350 HP (389k)
• "Class II Version - Chevrolet 350" 360 HP Panther (64k)
• "Class II Version - Chevrolet 383" 280 HP (64k)
• "Class II Version - Chevrolet 383" 325 HP (64k)
• "Class II Version - Chevrolet 383" 330 HP (389k)
• "Class II Version - Chevrolet 383" Marine 330 HP (483k)
• "Class II Version - Chevrolet 383" 385 HP (389k)
• "Class II Version - Chevrolet 383" 385 HP (461k)
• "Class II Version - Chevrolet 400" 350 HP (58k)
• "Class II Version - Chevrolet 454" 400 HP (390k)
• "Class II Version - Chevrolet 454" 429 HP (389k)
• "Class II Version - Ford 302" 280 HP (389k)
• "Class II Version - Ford 302" 300 HP (Hydraulic Roller Camshaft) (389k)
• "Class II Version - Ford 302" 300 HP (Flat Tappet) (389k)
• "Class II Version - Ford 302" 315 HP (Hydraulic Roller Camshaft) (462k)
• "Class II Version - Ford 302" 315 HP (89k)
• "Class II Version - Ford 351W" 305 HP (390k)
• "Class II Version - Ford 351W" 365 HP Panther (389k)
• "Class II Version - Ford 351W" 365 HP (462k)
• "Class II Version - Ford 351W" 395 CID Stroker 305 HP (64k)
• "Class II Version - Ford 351W" 395 CID Stroker 375 HP (58k)
• "Class II Version - Ford 390" 320 HP (389k)
• "Class II Version - Ford 460" 380 HP (58k)
• "Class II Version - Mopar 360" 310 HP (387k)
• "Class II Version - Mopar 360" 375 HP (467k)
• "Class II Version Mopar 360 - Panther Crate" 375hp (467k)
• "Class II Version - Mopar 383-440" 375 HP (460k)
• "Class II Version - Mopar 383-440" 380 HP (467k)
• "Class II Version - Olds 350" 280 HP (468k)
• "Class II Version - Pontiac 389-400-455" 325-390 HP (468k)

  Class III Engines
  

• "Class III Version" (383k)
• "Class III Version - Chevrolet 350" 400 HP (389k)
• "Class III Version - Chevrolet 383" 420 HP (389k)
• "Class III Version - Chevrolet 400" 402 HP (389k)
• "Class III Version - Ford 302" 350 HP (387k)
• "Class III Version - Ford 351W" 405 HP (389k)

  Class I Transmissions
  

• "Class I Version - TH700R4 (4L60)" (733k)
• "Class I Version - AOD" (55k)
• "Class I Version - GM TH350 Transmission" (55k)
• "Class I Version - GM TH400 Transmission" (55k)
• "Class I Version - GH TH700R4 (4L60)" (156k)
• "Class I Version - A727" (55k)
• "Class I Version - C-6" (55k)
• The R.O.D. (Richmond Over Drive) (382k)
• Street Five-Speed Richmond Gear (427k)
• "SVO Heavy Duty T5 Transmission" (384k)
• "T10 Four Speed" (493k)

  Class II Transmissions
  

• "Class II Version - TH700R4 (4L60)" (733k)
• "Class II Version - GM TH350 Transmission" (384k)
• "Class II Version - GM TH400 Transmission" (384k)
• "Class II Version - TH700R4 (4L60)" (646k)
• "Class II Version - A727" (55k)
• "Class II Version - C-6" (64k)

  Other Performance Spec Sheets
  

• "Comparison of Class I and Class II 350 Chevrolet Small Block" (383k)
• 350 Chevy Options (56k)
• Small Block Ford Turnkey Option (446k)

  Marine Products
  

• Marine Products Brochure (1.32mb)
• Marine Products Pamphlet (1520k)

  Alternate Fuels

• Gaseous prepped engines can be operated on LP gas, CNG, methane and digester gas. (192k)
• JASPER Optimized Engines and Parts Information (487k)
• Introducing our remanufactured 5.9L BG CNG Cummins engine (1558k)

  En Español

• Para ver nuestro panfleto de motores (1.95mb)
• Para ver nuestro panfleto de transmisión (1.94mb)
• Folleto de Gasolina (5mb)
• Folleto de Transmisión (1mb)

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