Enjine ea GM LR4
Tse ka hare
Enjene ea 4.8-liter V8 GM LR4 e hlahisitsoe ke American concern ho tloha 1998 ho fihlela 2007 mme e kentsoe Chevrolet Tahoe SUV ka morao ho GMT 800 le Yukon e tšoanang le eona. Enjene ena e boetse e kentsoe li-pickup tsa Silverado le Sierra, hammoho le libese tse nyane tsa Express le Savana.
В линейку Vortec III также входит двс: LM7.
Litšobotsi tsa tekheniki tsa enjene ea GM LR4 4.8 lithara
| Molumo o nepahetseng | 4806 cm³ |
| Sisteme ea matla | kabo ente |
| Matla a enjene ea ho tuka ka hare | 255 - 285 HP |
| Torque | 385 - 400 NM |
| Moqomo | tšepe ea tšepe V8 |
| Hlooho e thibelang | aluminium 16v |
| Moqomo bophara | 96 мм |
| Leqeba la piston | 83 мм |
| Compression ratio | 9.4 |
| Likarolo tsa enjene ea mollo e ka hare | OHV |
| Hydraulic compensator | e |
| Koloi ea nako | ketane |
| Phase molaoli | ha ho |
| Turbocharging | ha ho |
| Ho tšela oli ea mofuta ofe | 5.7 a etsang dilitara tse 5W-30 |
| Mofuta oa mafura | AI-92 |
| Sehlopha sa tikoloho | EURO 2 |
| Mohloli o lekanyelitsoeng | 450 000 km |
Tšebeliso ea mafura Chevrolet LR4
Ho sebelisa mohlala oa Chevrolet Tahoe ea 2003 e nang le phetiso ea othomathiki:
| Motse | Lithaere tsa 17.7 |
| Lets'oao | Lithaere tsa 9.9 |
| E tsoakiloe | Lithaere tsa 12.8 |
Ke likoloi life tse neng li e-na le enjene ea LR4 4.8 l
| Express 2 (GMT610) | 2003 - 2006 |
| Silverado 1 (GMT800) | 1998 - 2007 |
| Tahoe 2 (GMT820) | 1999 - 2006 |
| Savannah 2 (GMT610) | 2003 - 2006 |
| Saw 2 (GMT800) | 1998 - 2007 |
| Yukon 2 (GMT820) | 1999 - 2006 |
Mathata, ho senyeha le mathata a mochine o tukang ka hare oa LR4
Senotlolo sa ts'ebetso e se nang mathata ea enjene e tukang ka hare ke bohloeki ba li-radiator le boemo ba pompo ea metsi.
Lijana tsa polasetiki li phatlohile ka lebaka la mocheso o feteletseng, ho lutla ha lubricant le antifreeze ho hlaha
'Me tšebeliso ea oli e theko e tlaase e lebisa ho apara ka potlako ha li-liner tsa camshaft.
Ha re khothaletse ho kenya lisebelisoa tsa khase, litulo tsa li-valve li tla oela feela
Lintlha tse fokolang tsa yuniti li boetse li kenyelletsa likhoele tse tukang, pompo ea peterole le adsorber
