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ACDelco 12646387 Engine Timing Chain


Brand:	ACDelco
Part Number:	12646387
UPC:	00193468057249
Weight:	0.56 lbs
Condition:	New

On Sale:

$78.72

Availability:

278 in Stock

Warehouse:

US-4

Quantity:

Product Information

Description:

Get the ACDelco 12646387 Engine Timing Chain for your vehicle. Buy now and secure your purchase online!

ACDelco GM Original Equipment Engine Timing Chains synchronize the rotation of the crankshaft and camshaft(s) in an internal combustion engine. They help ensure that the engine's valves open and close at the proper time during each cylinder's intake and exhaust strokes, and are GM-recommended replacements for your vehicle's original components. These original equipment timing chains have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors. ⚠ WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov

Features and Benefits:

GM-recommended replacement part for your GM vehicle's original factory component
Manufactured to GM OE specification for fit, form, and function
Offering the quality, reliability, and durability of GM OE
Synchronizes the rotation of the crankshaft and the camshaft(s) to help ensure that the engine's valves open and close at the proper time during each cylinder's intake and exhaust strokes

Specifications:

Chain Length:

11.36 in.

Chain Length:

288.79 mm

Chain Material:

Steel

Chain Pitch:

0.37 in.

Chain Pitch:

9.52 mm

Chain Type:

Roller

Chain Width:

0.46 in.

Chain Width:

11.76 mm

Height (in):

0.6 in

Length (in):

9 in

Link Quantity:

Programming Required:

Roller Quantity:

Row Quantity:

Timing Mark Quantity:

Timing Marks:

Weight (lb):

0.56 lb

Width (in):

5.6 in

Country of Origin:

Select a vehicle to narrow ACDelco 12646387 Engine Timing Chain fitment info!

Last Updated: 02/14/2024

Years

Vehicle

Per Vehicle

Fit Notes

Fitment Notes

Buick LaCrosse

5.3L V8 Gas OHV

1 Eng: LS4
8th VIN Digit: C

Buick LaCrosse

5.3L V8 Gas OHV Eng: LS4
8th VIN Digit: C

1 Per Vehicle

Buick Rainier

5.3L V8 Gas OHV

1 Eng: LH6
8th VIN Digit: M

Buick Rainier

5.3L V8 Gas OHV Eng: LH6
8th VIN Digit: M

1 Per Vehicle

2004

Buick Rainier

5.3L V8 Gas OHV

1 Eng: LM4
8th VIN Digit: P

Buick Rainier

5.3L V8 Gas OHV Eng: LM4
8th VIN Digit: P

1 Per Vehicle

Cadillac CT5

6.2L V8 Gas DOHC Supercharged

1 Eng: LT4
8th VIN Digit: 6

Cadillac CT5

6.2L V8 Gas DOHC Supercharged Eng: LT4
8th VIN Digit: 6

1 Per Vehicle

Cadillac CTS

6.2L V8 Gas OHV Supercharged

1 Eng: LT4
8th VIN Digit: 6

Cadillac CTS

6.2L V8 Gas OHV Supercharged Eng: LT4
8th VIN Digit: 6

1 Per Vehicle

Cadillac CTS

6.2L V8 Gas OHV Supercharged

1 Eng: LSA
8th VIN Digit: P

Cadillac CTS

6.2L V8 Gas OHV Supercharged Eng: LSA
8th VIN Digit: P

1 Per Vehicle

Cadillac CTS

5.7L V8 Gas OHV

1 8th VIN Digit: S

Cadillac CTS

5.7L V8 Gas OHV 8th VIN Digit: S

1 Per Vehicle

2023

Cadillac Escalade

6.2L V8 Gas OHV Supercharged

1 Eng: LT4
8th VIN Digit: 6
Mfr Code: 10R90
AWD

Cadillac Escalade

6.2L V8 Gas OHV Supercharged Eng: LT4
8th VIN Digit: 6
Mfr Code: 10R90
AWD

1 Per Vehicle

Cadillac Escalade

6.2L V8 Gas OHV

1 Eng: L87
8th VIN Digit: L

Cadillac Escalade

6.2L V8 Gas OHV Eng: L87
8th VIN Digit: L

1 Per Vehicle

Cadillac Escalade

6.2L V8 Gas OHV

1

Cadillac Escalade

Cadillac Escalade

6.2L V8 Flex OHV

1

Cadillac Escalade

Cadillac Escalade

6.0L V8 FULL HYBRID EV-Flex FHEV OHV

1

Cadillac Escalade

6.0L V8 FULL HYBRID EV-Flex FHEV OHV
1 Per Vehicle

2009

Cadillac Escalade

6.0L V8 FULL HYBRID EV-Gas FHEV OHV

1 Eng: LFA
8th VIN Digit: 5

Cadillac Escalade

6.0L V8 FULL HYBRID EV-Gas FHEV OHV Eng: LFA
8th VIN Digit: 5

1 Per Vehicle

2009

Cadillac Escalade

6.2L V8 Flex OHV

1 Eng: L9H
8th VIN Digit: 2

Cadillac Escalade

6.2L V8 Flex OHV Eng: L9H
8th VIN Digit: 2

1 Per Vehicle

Cadillac Escalade

6.2L V8 Gas OHV

1

Cadillac Escalade

6.2L V8 Gas OHV
1 Per Vehicle

2006

Cadillac Escalade

6.0L V8 Gas OHV

1

Cadillac Escalade

Cadillac Escalade

6.0L V8 Gas OHV

1 Eng: LQ9
8th VIN Digit: N

Cadillac Escalade

6.0L V8 Gas OHV Eng: LQ9
8th VIN Digit: N

1 Per Vehicle

Cadillac Escalade

5.3L V8 Gas OHV

1 Eng: LM7
8th VIN Digit: T

Cadillac Escalade

5.3L V8 Gas OHV Eng: LM7
8th VIN Digit: T

1 Per Vehicle

Cadillac Escalade

6.0L V8 Gas OHV

1 Eng: LQ9
8th VIN Digit: N
AWD

Cadillac Escalade

6.0L V8 Gas OHV Eng: LQ9
8th VIN Digit: N
AWD

1 Per Vehicle

2002

Cadillac Escalade

5.3L V8 Gas OHV

1 Eng: LM7
8th VIN Digit: T
RWD

Cadillac Escalade

5.3L V8 Gas OHV Eng: LM7
8th VIN Digit: T
RWD

1 Per Vehicle

2023

Cadillac Escalade ESV

6.2L V8 Gas OHV Supercharged

1 Eng: LT4
8th VIN Digit: 6
Mfr Code: 10R90
AWD

Cadillac Escalade ESV

6.2L V8 Gas OHV Supercharged Eng: LT4
8th VIN Digit: 6
Mfr Code: 10R90
AWD

1 Per Vehicle

Cadillac Escalade ESV

6.2L V8 Gas OHV

1 Eng: L87
8th VIN Digit: L

Cadillac Escalade ESV

6.2L V8 Gas OHV Eng: L87
8th VIN Digit: L

1 Per Vehicle

Cadillac Escalade ESV

6.2L V8 Gas OHV

1

Cadillac Escalade ESV

Cadillac Escalade ESV

6.2L V8 Flex OHV

1

Cadillac Escalade ESV

Cadillac Escalade ESV

6.2L V8 Gas OHV

1

Cadillac Escalade ESV

Cadillac Escalade ESV

6.0L V8 Gas OHV

1

Cadillac Escalade ESV

Cadillac Escalade EXT

6.2L V8 Flex OHV

1

Cadillac Escalade EXT

Cadillac Escalade EXT

6.2L V8 Gas OHV

1

Cadillac Escalade EXT

Cadillac Escalade EXT

6.0L V8 Gas OHV

1

Cadillac Escalade EXT

Chevrolet Avalanche

5.3L V8 Flex OHV

1

Chevrolet Avalanche

Chevrolet Avalanche

5.3L V8 Flex OHV

1 Eng: LMG
8th VIN Digit: 0

Chevrolet Avalanche

5.3L V8 Flex OHV Eng: LMG
8th VIN Digit: 0

1 Per Vehicle

Chevrolet Avalanche

5.3L V8 Flex OHV

1 Eng: LC9
8th VIN Digit: 3

Chevrolet Avalanche

5.3L V8 Flex OHV Eng: LC9
8th VIN Digit: 3

1 Per Vehicle

Chevrolet Avalanche

5.3L V8 Gas OHV

1 Eng: LY5
8th VIN Digit: J

Chevrolet Avalanche

5.3L V8 Gas OHV Eng: LY5
8th VIN Digit: J

1 Per Vehicle

Chevrolet Avalanche

6.0L V8 Gas OHV

1 Eng: L76
8th VIN Digit: Y

Chevrolet Avalanche

6.0L V8 Gas OHV Eng: L76
8th VIN Digit: Y

1 Per Vehicle

Chevrolet Avalanche 1500

5.3L V8 Flex OHV

1 Eng: L59
8th VIN Digit: Z

Chevrolet Avalanche 1500

5.3L V8 Flex OHV Eng: L59
8th VIN Digit: Z

1 Per Vehicle

Chevrolet Avalanche 1500

5.3L V8 Gas OHV

1 Eng: LM7
8th VIN Digit: T

Chevrolet Avalanche 1500

5.3L V8 Gas OHV Eng: LM7
8th VIN Digit: T

1 Per Vehicle

Chevrolet Avalanche 1500

5.3L V8 Gas OHV

1

Chevrolet Avalanche 1500

5.3L V8 Gas OHV
1 Per Vehicle

2002

Chevrolet Avalanche 1500

5.3L V8 Gas OHV

1 4WD

Chevrolet Avalanche 1500

5.3L V8 Gas OHV 4WD

1 Per Vehicle

2002

Chevrolet Avalanche 1500

5.3L V8 Gas OHV

1 RWD

Chevrolet Avalanche 1500

Chevrolet Camaro

6.2L V8 Gas OHV Supercharged

1 Eng: LT4
8th VIN Digit: 6

Chevrolet Camaro

6.2L V8 Gas OHV Supercharged Eng: LT4
8th VIN Digit: 6

1 Per Vehicle

Chevrolet Camaro

6.2L V8 Gas OHV

1 Eng: LT1
8th VIN Digit: 7

Chevrolet Camaro

6.2L V8 Gas OHV Eng: LT1
8th VIN Digit: 7

1 Per Vehicle

Chevrolet Camaro

7.0L V8 Gas OHV

1 Eng: LS7
8th VIN Digit: E

Chevrolet Camaro

7.0L V8 Gas OHV Eng: LS7
8th VIN Digit: E

1 Per Vehicle

Chevrolet Camaro

6.2L V8 Gas OHV Supercharged

1 Eng: LSA
8th VIN Digit: P

Chevrolet Camaro

6.2L V8 Gas OHV Supercharged Eng: LSA
8th VIN Digit: P

1 Per Vehicle

Chevrolet Camaro

6.2L V8 Gas OHV

1 Eng: L99
8th VIN Digit: J

Chevrolet Camaro

6.2L V8 Gas OHV Eng: L99
8th VIN Digit: J

1 Per Vehicle

Chevrolet Camaro

6.2L V8 Gas OHV

1 Eng: LS3
8th VIN Digit: W

Chevrolet Camaro

6.2L V8 Gas OHV Eng: LS3
8th VIN Digit: W

1 Per Vehicle

Chevrolet Camaro

5.7L V8 Gas OHV

1 Eng: LS1
8th VIN Digit: G

Chevrolet Camaro

5.7L V8 Gas OHV Eng: LS1
8th VIN Digit: G

1 Per Vehicle

Chevrolet Caprice

6.0L V8 Flex OHV

1 Eng: L77
8th VIN Digit: 2

Chevrolet Caprice

6.0L V8 Flex OHV Eng: L77
8th VIN Digit: 2

1 Per Vehicle

Chevrolet Colorado

5.3L V8 Gas OHV

1 Eng: LH9
8th VIN Digit: P

Chevrolet Colorado

5.3L V8 Gas OHV Eng: LH9
8th VIN Digit: P

1 Per Vehicle

2009

Chevrolet Colorado

5.3L V8 Gas OHV

1 Eng: LH8
8th VIN Digit: L

Chevrolet Colorado

ACDelco 12646387 Engine Timing Chain

$78.72

Product Information

Description:

Features and Benefits:

Specifications:

Select a vehicle to narrow ACDelco 12646387 Engine Timing Chain fitment info!

Buick LaCrosse 5.3L V8 Gas OHV

1

Eng: LS48th VIN Digit: C

Buick LaCrosse

5.3L V8 Gas OHV Eng: LS48th VIN Digit: C 1 Per Vehicle

Buick Rainier 5.3L V8 Gas OHV

1

Eng: LH68th VIN Digit: M

Buick Rainier

5.3L V8 Gas OHV Eng: LH68th VIN Digit: M 1 Per Vehicle

Buick Rainier 5.3L V8 Gas OHV

1

Eng: LM48th VIN Digit: P

Buick Rainier

5.3L V8 Gas OHV Eng: LM48th VIN Digit: P 1 Per Vehicle

Cadillac CT5 6.2L V8 Gas DOHC Supercharged

1

Eng: LT48th VIN Digit: 6

Cadillac CT5

6.2L V8 Gas DOHC Supercharged Eng: LT48th VIN Digit: 6 1 Per Vehicle

Cadillac CTS 6.2L V8 Gas OHV Supercharged

1

Eng: LT48th VIN Digit: 6

Cadillac CTS

6.2L V8 Gas OHV Supercharged Eng: LT48th VIN Digit: 6 1 Per Vehicle

Cadillac CTS 6.2L V8 Gas OHV Supercharged

1

Eng: LSA8th VIN Digit: P

Cadillac CTS

6.2L V8 Gas OHV Supercharged Eng: LSA8th VIN Digit: P 1 Per Vehicle

Cadillac CTS 5.7L V8 Gas OHV

1

8th VIN Digit: S

Cadillac CTS

5.7L V8 Gas OHV 8th VIN Digit: S 1 Per Vehicle

Cadillac Escalade 6.2L V8 Gas OHV Supercharged

1

Eng: LT48th VIN Digit: 6Mfr Code: 10R90AWD

Cadillac Escalade

6.2L V8 Gas OHV Supercharged Eng: LT48th VIN Digit: 6Mfr Code: 10R90AWD 1 Per Vehicle

Cadillac Escalade 6.2L V8 Gas OHV

1

Eng: L878th VIN Digit: L

Cadillac Escalade

6.2L V8 Gas OHV Eng: L878th VIN Digit: L 1 Per Vehicle

Cadillac Escalade 6.2L V8 Gas OHV

1

Cadillac Escalade

6.2L V8 Gas OHV 1 Per Vehicle

Cadillac Escalade 6.2L V8 Flex OHV

1

Cadillac Escalade

6.2L V8 Flex OHV 1 Per Vehicle

Buick LaCrosse

5.3L V8 Gas OHV

Eng: LS4
8th VIN Digit: C

5.3L V8 Gas OHV Eng: LS4
8th VIN Digit: C

1 Per Vehicle

Buick Rainier

5.3L V8 Gas OHV

Eng: LH6
8th VIN Digit: M

5.3L V8 Gas OHV Eng: LH6
8th VIN Digit: M

1 Per Vehicle

Buick Rainier

5.3L V8 Gas OHV

Eng: LM4
8th VIN Digit: P

5.3L V8 Gas OHV Eng: LM4
8th VIN Digit: P

1 Per Vehicle

Cadillac CT5

6.2L V8 Gas DOHC Supercharged

Eng: LT4
8th VIN Digit: 6

6.2L V8 Gas DOHC Supercharged Eng: LT4
8th VIN Digit: 6

1 Per Vehicle

Cadillac CTS

6.2L V8 Gas OHV Supercharged

Eng: LT4
8th VIN Digit: 6

6.2L V8 Gas OHV Supercharged Eng: LT4
8th VIN Digit: 6

1 Per Vehicle

Cadillac CTS

6.2L V8 Gas OHV Supercharged

Eng: LSA
8th VIN Digit: P

6.2L V8 Gas OHV Supercharged Eng: LSA
8th VIN Digit: P

1 Per Vehicle

Cadillac CTS

5.7L V8 Gas OHV

5.7L V8 Gas OHV 8th VIN Digit: S

1 Per Vehicle

Cadillac Escalade

6.2L V8 Gas OHV Supercharged

Eng: LT4
8th VIN Digit: 6
Mfr Code: 10R90
AWD

6.2L V8 Gas OHV Supercharged Eng: LT4
8th VIN Digit: 6
Mfr Code: 10R90
AWD

1 Per Vehicle

Cadillac Escalade

6.2L V8 Gas OHV

Eng: L87
8th VIN Digit: L

6.2L V8 Gas OHV Eng: L87
8th VIN Digit: L

1 Per Vehicle

Cadillac Escalade

6.2L V8 Gas OHV

6.2L V8 Gas OHV
1 Per Vehicle

Cadillac Escalade

6.2L V8 Flex OHV

6.2L V8 Flex OHV
1 Per Vehicle