How much does a QR25DE engine weigh?
The Nissan QR25DE is an 2.5 liter (2,488 cc, 151.82 cu in) inline four-cylinder, four-stroke cycle gasoline engine from Nissan QR-family….
| Engine Specifications | |
|---|---|
| Engine code | QR25DE |
| Dimensions (L x H x W): | – |
| Weight | 330 lbs (150 kg) |
Which is lighter Nissan Sentra SR20DE or QR25DE?
While there are many advantages, the open-deck design of the QR25 may make truly extreme performance one step more difficult. The net result of this thin-wall construction, however, is light weight. Despite its larger displacement, the new enigne is 13 percent lighter than the SR20DE and over 20 percent lighter than the KA24DE.
What kind of engine does the Nissan Sentra Spec V have?
The Nissan Sentra SE-R Spec V was the more performance oriented sport compact version of the Nissan Sentra. Its engine (also shared with the SE-R) was the same 2.5-liter QR25DE unit originally created for the Nissan Altima and Frontier pickups.
How big is the engine in a Nissan QR25DE?
The engine has another crankshaft, and now engine stroke is 100 mm (2.0-liter engine stroke is 80.3 mm). The connecting rods were shortened. That allowed to increase the engine displacement to 2.5 liters with the same cylinder bore 89 mm. That made this engine more torque.
What’s the compression ratio on a Sentra SE-R?
Revised piston crown shape to support a higher compression ratio of 9.6:1 and up to 10.5:1 in Sentra SE-R Spec V. The balancer shafts system has been moved back from the crank pulley to a more centric location. Redeisgned camshaft profile.
Revised piston crown shape to support a higher compression ratio of 9.6:1 and up to 10.5:1 in Sentra SE-R Spec V. The balancer shafts system has been moved back from the crank pulley to a more centric location. Redeisgned camshaft profile.
The Nissan Sentra SE-R Spec V was the more performance oriented sport compact version of the Nissan Sentra. Its engine (also shared with the SE-R) was the same 2.5-liter QR25DE unit originally created for the Nissan Altima and Frontier pickups.
What are the specs of a Nissan QR25DE?
The pistons are each fitted with two compression rings and single oil ring, cast steel connecting rods are 143.0 mm (5.63 in.) long. The crankshaft for QR25DE engine has two balancer shafts and supported by five main bearings. The crankshaft main journal diameter is 54.97 mm (2.164 in) and crankpin diameter is 44.97 mm (1.77 in.)
What’s the drag coefficient on a Nissan Sentra?
Transmission options were a four-speed manual, 5-speed manual or a three-speed automatic with lock-up torque converter. Drag coefficient was 0.39 for the coupe and 0.40 for 2- and 4-door sedans.