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Showing results 1 to 13 of 13
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Forum: 2016+ Camaro: 6th Gen Camaro general forum 06-19-2013, 11:56 AM
Replies: 43
Views: 48,274
Posted By jrh@lpe
2014 Silverado E85 vs gasoline acceleration testing

Given the fairly significant increase in power for the L83 on E85, we thought it would be worthwhile to go back and retest the acceleration performance on E85 fuel.

As expected from the chassis...
Forum: 2016+ Camaro: 6th Gen Camaro general forum 06-19-2013, 11:55 AM
Replies: 43
Views: 48,274
Posted By jrh@lpe
2014 Silverado E85 vs gasoline testing chassis dynamometer results

The 2014 L83 engine is rated at 380 hp on E85 (vs 355 hp on gasoline) and 416 lb-ft on E85 (vs 383 lb-ft on gasoline).

We ran the truck down to about an 1/8 of a tank and then filled it up with...
Forum: 2016+ Camaro: 6th Gen Camaro general forum 06-19-2013, 11:54 AM
Replies: 43
Views: 48,274
Posted By jrh@lpe
Stock 2014 Silverado vs stock 2010 Silverado

Here are some acceleration testing results compared to a stock 2010 Silverado 5.3L 4WD truck.

Both are 4WD, both have the 5.3L engine, both have the 6L80 transmission. The 2014 has a 3.08 and the...
Forum: 2016+ Camaro: 6th Gen Camaro general forum 06-19-2013, 11:51 AM
Replies: 43
Views: 48,274
Posted By jrh@lpe
2014 Silverado acceleration testing results, gasoline

Here are some of the acceleration performance testing results when tested on gasoline.

Best on gasoline is 7.5 seconds 0-60 mph and 15.94 seconds and 90.75 mph in the quarter mile. 1/4 data is...
Forum: 2016+ Camaro: 6th Gen Camaro general forum 06-19-2013, 11:50 AM
Replies: 43
Views: 48,274
Posted By jrh@lpe
2014 Silverado chassis dynamometer graph, stock on gasoline

Here is a chassis dynamometer graph of the truck as we received it. This is tested on our Dynojet 248 chassis dynamometer. The abrupt end of the data is due to the factory speed governor.

This is...
Forum: 2016+ Camaro: 6th Gen Camaro general forum 06-19-2013, 11:48 AM
Replies: 43
Views: 48,274
Posted By jrh@lpe
E92 ECM

Here is an image of the E92 ECM mounted in the vehicle.

http://www.lingenfelter.com/LPEforumfiles/attachment.php?attachmentid=3973&d=1371591681

Note the added security measures installed on...
Forum: 2016+ Camaro: 6th Gen Camaro general forum 06-19-2013, 11:47 AM
Replies: 43
Views: 48,274
Posted By jrh@lpe
DI fuel pump

The L83 runs a mechanical fuel pump off of an extra lobe on the camshaft. The pump is mounted at the back of the engine in the valley. The pump is fed low pressure fuel by a PWM controlled electric...
Forum: 2016+ Camaro: 6th Gen Camaro general forum 06-19-2013, 11:42 AM
Replies: 43
Views: 48,274
Posted By jrh@lpe
MAF sensor

The L83 engine runs an eight wire mass airflow (MAF) sensor. Gen IV engines had a five wire sensor with two wires are for the intake air temperature and 3 wires are for the mass airflow. The added...
Forum: 2016+ Camaro: 6th Gen Camaro general forum 06-19-2013, 11:41 AM
Replies: 43
Views: 48,274
Posted By jrh@lpe
Vacuum pump

The L83 truck engine runs a belt driven mechanical vacuum pump in order to generate vacuum for the brake booster. The C7 Corvette will likely get an electric pump. I assume the Camaro will also go...
Forum: 2016+ Camaro: 6th Gen Camaro general forum 06-19-2013, 11:39 AM
Replies: 43
Views: 48,274
Posted By jrh@lpe
Silverado engine compartment

Engine compartment with L83 engine:

http://www.lingenfelter.com/LPEforumfiles/attachment.php?attachmentid=3965&d=1371590640

with intake removed but sound deadening material still over...
Forum: 2016+ Camaro: 6th Gen Camaro general forum 06-19-2013, 11:28 AM
Replies: 43
Views: 48,274
Posted By jrh@lpe
L83 camshaft

Here is an image of the Gen V V8 L83 camshaft next to a Gen IV camshaft (extra lobe that is wider than the others is at the back of the engine and drives the high pressure fuel pump):
...
Forum: 2016+ Camaro: 6th Gen Camaro general forum 06-19-2013, 11:27 AM
Replies: 43
Views: 48,274
Posted By jrh@lpe
Crankshaft related images

Here is an image of the L83 Gen V V8 engine cast iron crankshaft. 92mm (3.622") stroke, just like the previous engines. Weighs 53.8 lbs.
...
Forum: 2016+ Camaro: 6th Gen Camaro general forum 06-19-2013, 11:25 AM
Replies: 43
Views: 48,274
Posted By jrh@lpe
L83 5.3L V8 Gen V direction injection engine images

We recently took delivery of our 2014 Chevrolet Silverado 1500 4WD with the 5.3L L83 engine. We plan to use this vehicle as a development vehicle for 2014 based truck products and also for initial...
Showing results 1 to 13 of 13

 
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