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 Blocks & Components

 Home / LS / LSX / LT Performance Parts / Blocks & Components


31 Products

 

Aluminum C5R Racing Block

  • Premium “hipped” and X-rayed 356-T6M aluminum-alloy block casting
  • 6-bolt dowel-located steel main bearing caps
  • 4.117" finished bore; 4.160" maximum bore
  • For use with any LS or LSX series head

Chevrolet Performance
Part Number 12480030
UPC

$8,007.40

 

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Front Cover Bolt

  • Requires 8 per engine

Chevrolet Performance
Part Number 11515758
UPC

$0.91


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Front Crank Seal

  • For all LS-Series engines

Chevrolet Performance
Part Number 12585673
UPC

$19.68


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Front Timing Cover Gasket

  • For all LS-Series engines

Chevrolet Performance
Part Number 12633904
UPC

$20.37


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Gen IV 6.0L Cast-Iron Block

  • Direct replacement for LY6 and L96 engines
  • 6-bolt iron main bearing caps
  • 4.000” Bore
  • 9.240” deck height

Chevrolet Performance
Part Number 12609999
UPC

$1,126.03

 

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Gen IV 6.0L Cast-Iron Block

Chevrolet Performance
Part Number 19369841
UPC

$1,126.03

 

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L92 Front Timing Cover

  • Cover only
  • For engines with VVT
  • Does not come with cam sensor, bolts, or seals

Chevrolet Performance
Part Number 12594939
UPC

$42.49


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LS1, LS6 Front Timing Cover

  • For LS1 and LS6 engines
  • No cam sensor

Chevrolet Performance
Part Number 12561243
UPC

$77.16


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LS2 Aluminum 6.0L Bare Block

  • Direct replacement for 2005-2008 LS2 Corvette, SSR, GTO 6.0L and TrailBlazer SS
  • Forged powered metal 6-bolt main bearing caps
  • 4.000" finished bore
  • For use with LS1, LS6, LS2, L92/LS3-style cylinder heads

Chevrolet Performance
Part Number 12602691
UPC

$1,264.60

 

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LS2, LS3 Front Timing Cover

  • Cover only
  • For LS2 and LS6 engines
  • Does not come with cam sensor, bolts, or seals

Chevrolet Performance
Part Number 12633906
UPC

$94.17


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LS3/L92 Aluminum 6.2L Bare Block

  • Production aluminum block with iron sleeves
  • Forged powered metal 6-bolt main bearing caps
  • 4.065" finished bore
  • Tested to over 500 horsepower

Chevrolet Performance
Part Number 12673475
UPC

$1,901.79

 

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LS7 7.0L Corvette Bare Block

  • Direct replacement for 2006-2014 7.0L LS7 engine
  • For use with any LS or LSX series head
  • 6-bolt dowel located steel main bearing caps
  • 4.125" finished bore

Chevrolet Performance
Part Number 19213580
UPC

$3,177.83

 

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LS7 Front Timing Cover

  • Cover only
  • Also fits LS9 engines
  • Required for 2-stage oil pump clearance

Chevrolet Performance
Part Number 12598293
UPC

$92.01


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LS9 6.2L Bare Block

  • Direct replacement for 2009-2012 Corvette ZR1 6.2L supercharged engine
  • 6-bolt steel main bearing caps with dowel pin
  • 4.065" finished bore
  • Rated for more than 635 horsepower

Chevrolet Performance
Part Number 12623969
UPC

$3,835.31

 

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LSA 6.2L Bare Block

  • Direct replacement for 2009-2012 Cadillac CTS-V 6.2L supercharged engine and 2012 ZL1 Camaro
  • 6-bolt iron main bearing caps
  • 4.065" finished bore
  • Rated for more than 550 horsepower

Chevrolet Performance
Part Number 12673476
UPC

$2,560.41

 

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LSX Block Completion Kit

  • For use with LSX and Gen IV production engines
  • Non D.O.D.

Chevrolet Performance
Part Number 19299099
UPC

$236.52

 

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LSX Bowtie Block, Standard Deck

  • 3.880" semi-finished siamese cylinder bores
  • 9.260" semi-finished standard deck height
  • 4.250" maximum stroke (professional engine builders only!)
  • Accepts all LS and LSX Series heads, cranks, cams, etc.

Chevrolet Performance
Part Number 19260093
UPC

$2,727.60

 

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LSX Rear Block Cover

  • For use on LSX blocks only
  • Bolts and seals not included

Chevrolet Performance
Part Number 19166179
UPC

$291.11

 

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LSX Tall Deck Block

  • 3.880" semi-finished siamese cylinder bores
  • 9.720" semi-finished standard deck height
  • 4.500" maximum stroke (small base circle camshafts required)
  • Accepts Gen IV LS and LSX Series heads, cranks, cams, etc.

Chevrolet Performance
Part Number 19260100
UPC

$2,973.33

 

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LSX376 Production Block

  • 4.065" bore
  • Deck height 9.240"
  • Fully CNC machined
  • Billet steel main caps

Chevrolet Performance
Part Number 19260095
UPC

$3,159.38

 

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LSX454 Production Block

  • 4.185" bore
  • 9.240" deck height
  • Fully CNC machined
  • Billet steel main caps

Chevrolet Performance
Part Number 19260099
UPC

$3,159.38

 

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LT1 Aluminum 6.2L Bare Block

  • Direct replacement for 2014-2017 Stingray and 2015-2017 Camaro SS LT1
  • Use only with LT1-style cylinder heads
  • Production aluminum block with iron sleeves
  • 4.065" finished bore

Chevrolet Performance
Part Number 19329617
UPC

$1,694.69

 

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Main Bearing, LS7 and LS9 Engines

  • For LS7 and LS9
  • Positions 1, 2, 4, 5
  • 4 required per engine

Chevrolet Performance
Part Number 89017877
UPC

$23.80


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Main Bearing, Non-LS7/LS9 Engines

  • Not for LS7 or LS9
  • Positions 1, 2, 4, 5
  • 4 required per engine

Chevrolet Performance
Part Number 89017571
UPC

$43.83


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Main Bearings, LS7 and LS9 Engines

  • For LS and LS9
  • Position 3 (thrust)
  • 1 required per engine

Chevrolet Performance
Part Number 89017808
UPC

$23.90


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Main Bearings, Non-LS7 and Non-LS9

  • Not for LS7 or LS9
  • Position 3 (thrust)
  • 1 required per engine

Chevrolet Performance
Part Number 89017572
UPC

$34.58


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Rear Block Cover

  • For all production LS engine blocks
  • Includes seals and bolts
  • Will not work on LSX blocks

Chevrolet Performance
Part Number 12639250
UPC

$55.10


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Cam Thrust Plate, O-Ring, Gasket

Chevrolet Performance
Part Number 19166178
UPC

$5.72

 

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Rear Cover, O-Ring

Chevrolet Performance
Part Number 19166180
UPC

$2.87

 

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Service Manual, Ram Jet 502 (MEFI 4

Chevrolet Performance
Part Number 88962724
UPC

$50.12

 

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Tappet Guides

Chevrolet Performance
Part Number 19166182
UPC

$14.33

 

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31 Products

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