SBC Gen III: Difference between revisions

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=== 4.8L (293ci) ===
=== 4.8L (293ci) ===
==== LR4 "Vortec 4800" ====
Iron Block
1999-2007 - Vin V
* '99-'07 Silverado 1500
* '00-'06 Tahoe
* '03-'07 Express 2500/3500
{|
{|
!
!
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=== 5.3L (325ci) ===
=== 5.3L (325ci) ===
{| class="wikitable"
|+
!LM7 "Vortec 5300"
!
!
!
|-
|Iron Block
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|-
|1999-2007 - Vin T
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|-
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*99-'07 Silverado 1500
*'99-'00 Silverado 2500
* '00-'06 Suburban 1500
* '00-'06 Tahoe
* '03-'07 Express 1500/2500
* '02-'06 Avalanche 1500
* '02-'05 Escalade 2WD
|
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|}


==== LM7 "Vortec 5300" ====
==== LM7 "Vortec 5300" ====

Revision as of 01:53, 2 February 2026

This Model is part of the Small Block Chevy V8 Family of Engines.

This page is intended to aid in the understanding of the entire Gen III Lineup of engines, and as a guide when attempting to find one in a junkyard. For more details about engines, see that engines specific page.

SBC Gen III PCMs

By Displacement

4.8L (293ci)

LR4 "Vortec 4800

Iron Block
1999-2007 - Vin V
  • '99-'07 Silverado 1500
  • '00-'06 Tahoe
  • '03-'07 Express 2500/3500

5.3L (325ci)

LM7 "Vortec 5300"
Iron Block
1999-2007 - Vin T
  • 99-'07 Silverado 1500
  • '99-'00 Silverado 2500
  • '00-'06 Suburban 1500
  • '00-'06 Tahoe
  • '03-'07 Express 1500/2500
  • '02-'06 Avalanche 1500
  • '02-'05 Escalade 2WD

LM7 "Vortec 5300"

Iron Block

1999-2007 - Vin T

  • '99-'07 Silverado 1500
  • '99-'00 Silverado 2500
  • '00-'06 Suburban 1500
  • '00-'06 Tahoe
  • '03-'07 Express 1500/2500
  • '02-'06 Avalanche 1500
  • '02-'05 Escalade 2WD

L59 "Vortec 5300 (Flex Fuel)"

Aluminum Block

2002-2007 - Vin Z

  • '02-'07 Silverado 1500
  • '02-'06 Suburban 1500
  • '02-'06 Tahoe
  • '05-'06 Avalanche 1500

LM4 "Vortec 5300"

2003-2005 - Vin P

Aluminum Block

5.7L (346ci)

6.0L (364ci)

By Model Year

1997

Corvette