Turn Key LS3 Installation Manual Download Page 15 | Manualshive

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Figure 1

*Note all fuel pick up’s should be AT LEAST 5/8” minimum see sizing guide on page 3
** Warranty void unless fuel system is resembles this drawing

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Summary of Contents for LS3

Page 1: ...1 Installation Guide 3915 Oceanic Dr Suite 601 Oceanside CA 92056 Phone 760 966 2663 Fax 760 966 2664 Sales TurnKeyEngineSupply com WWW TurnKeyEngine com ...

Page 2: ...staller has the knowledge and expertise to successfully install the engine We highly recommend that you consult an OEM Service Manual follow generally accepted safety practices and seek professional assistance when necessary The General Motors family of Gen 3 V8 engines is very similar and often uses components that are identical or interchangeable Turnkey Engine Supply has invested in considerabl...

Page 3: ...synthetic oil until the completion of break in procedure and 15 hours of normal operation time We recommend for off road use changing your oil for every 20 hours of operating time Oil Pressure A sending unit bung is provided to be installed behind the intake manifold above the bell housing You can also drill and tap by the oil filter if this bung in not accessible ...

Page 4: ...4 IMPORTANT OIL COOLER WARRANTY VOID IF INSTRUCTIONS NOT FOLLOWED If you are going to be using an oil cooler or remote filter be sure to route the oil lines correct ...

Page 5: ...5 IMPORTANT OIL COOLER WARRANTY VOID IF INSTRUCTIONS NOT FOLLOWED If you are going to be using an oil cooler or remote filter be sure to route the oil lines correct ...

Page 6: ...6 IMPORTANT OIL COOLER WARRANTY VOID IF INSTRUCTIONS NOT FOLLOWED If you are going to be using an oil cooler or remote filter be sure to route the oil lines correct ...

Page 7: ...kage we recommend the installation of an EFI Pre Pump filter 100 micron and post pump filter 35 micron Fuel Lines See routing diagram starting on pg 10 The stock fuel rail has been modified to accept a minimum of AN 6 lines Depending on the horsepower of your engine larger fuel lines may be required Most applications utilize a pressure regulator that requires a pressure return line On all packages...

Page 8: ...r application Serious consideration should be given to the set up of your cooling system we recommend you seek professional advice if you are not absolutely sure of the requirements of your application You must ensure your entire cooling system is filled with coolant before starting the engine Note the air bleed tube must be hooked up to a pressure side of the cooling system i e radiator lines or ...

Page 9: ...essure of 20 PSI at 2000 RPM This is a new engine and must be properly broken in before high RPM Load use We advise against high RPM Load use during the break in period To protect sensitive engine parts during break in the ECM is programmed to limit the engine RPM as follows 1st hour 4000 R P M 2nd hour 5000 R P M 3rd hour 6000 R P M 4th hour 6000 to 7200 R P M depending on application Check oil b...

Page 10: ...o ensure proper operation and longevity from this engine We advise you to follow the recommended maintaience intervals found on the last page of this document We carry a large inventory of replacements and performance parts we recommend you contact Turnkey Engine Supply before installing any replacement or performance parts ENGINE WARRANTY This engine is intended for off road racing applications T...

Page 11: ...ition switch Ensure this connection maintains 12 VDC when ignition is in the ON position and while starter is engaged Fan Load A This circuit is controlled by the ECM via relay and fuse and supplies as 12 VDC when the coolant temperature reached the target temperature Connect to 12 VDC terminal on cooling fan A Ensure the fan is properly grounded Fan Load B This circuit is controlled by the ECM vi...

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Page 13: ...13 Note all fuel pick up s should be AT LEAST 3 8 minimum see sizing guide on page 3 Warranty void unless fuel system is resembles this drawing ...

Page 14: ...14 Note all fuel pick up s should be AT LEAST 3 8 minimum see sizing guide on page 3 Warranty void unless fuel system is resembles this drawing ...

Page 15: ...15 Figure 1 Note all fuel pick up s should be AT LEAST 5 8 minimum see sizing guide on page 3 Warranty void unless fuel system is resembles this drawing ...

Page 16: ...ck Fuel PSI Gasoline X Replace fuel filter X Inspect fuel lines and connections X PRESSURE REGULATOR SECTION Test regulator pressure LPG NG Primary Inspect regulator for oil build up Service Dealer Inspect regulator assembly for fuel coolant leaks FUEL INJECTION SYSTEM Check for air leaks in filter system X Check for leaks on air intake system X Check restriction indicator N A Inspect Air Cleaner ...

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