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Universal Fit

Need parts that work across platforms? Our Universal Fit collection includes components...

Universal Fit

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Welcome to WrenchIt — premium performance parts for serious builders.

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Collection: Chevy Big Block

Shop our curated collection of parts for Chevy Big Block engines, including the legendary 454. Built for torque and muscle, these components are ideal for racing, restoration, and high-performance builds.

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336 products

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336 products

Chevy SBC 350 BBC 454 Cam Lock Plate, Roller Button & Gear Drive Offset Bushes

Chevy SBC 350 BBC 454 Cam Lock Plate, Roller Button & Gear Drive Offset Bushes

Vendor:
Speedmaster

Regular price $27.80 USD

Regular price Sale price $27.80 USD
Chevy BBC 454 Gen 4 Aluminum Timing Chain Cover Polished

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Chevy BBC 454 Gen 4 Aluminum Timing Chain Cover Polished

Vendor:
Speedmaster

Regular price $35.90 USD

Regular price Sale price $35.90 USD

Sold out
Chevy BBC 454 Gen 5 Polished 2 Piece Removable Front Aluminum Timing Chain Cover

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Chevy BBC 454 Gen 5 Polished 2 Piece Removable Front Aluminum Timing Chain Cover

Vendor:
Speedmaster

Regular price $63.60 USD

Regular price Sale price $63.60 USD

Sold out
Chevy BBC 454 Gen 1-4 2-Piece Aluminum Timing Chain Cover w/ Inspection Plate

Sale

Chevy BBC 454 Gen 1-4 2-Piece Aluminum Timing Chain Cover w/ Inspection Plate

Vendor:
Speedmaster

Regular price $49.20 USD

Regular price ~~$57.80 USD~~ Sale price $49.20 USD

Sale
Chevy BBC 454 Gen 1-4 Aluminum Timing Chain Cover Polished

Sale

Chevy BBC 454 Gen 1-4 Aluminum Timing Chain Cover Polished

Vendor:
Speedmaster

Regular price $28.60 USD

Regular price ~~$30.10 USD~~ Sale price $28.60 USD

Sale
Chevy SBC 350 400 BBC 454 2PC RMS 11" 168 Tooth DNA® Billet SFI Flywheel

Chevy SBC 350 400 BBC 454 2PC RMS 11" 168 Tooth DNA® Billet SFI Flywheel

Vendor:
Speedmaster

Regular price $199.00 USD

Regular price Sale price $199.00 USD
Chevy BBC 454 Double Roller 2pc Adj Billet Steel Timing Chain Kit

Chevy BBC 454 Double Roller 2pc Adj Billet Steel Timing Chain Kit

Vendor:
Speedmaster

Regular price $155.00 USD

Regular price Sale price $155.00 USD
Chevy SBC 350 BBC 454 2PC RMS 10" 153 Tooth DNA® Billet SFI Flywheel

Chevy SBC 350 BBC 454 2PC RMS 10" 153 Tooth DNA® Billet SFI Flywheel

Vendor:
Speedmaster

Regular price $205.10 USD

Regular price Sale price $205.10 USD
Chevy BBC 454 Double Roller 9 Keyway Billet Steel Timing Chain Kit (Brs/Brg)

Sale

Chevy BBC 454 Double Roller 9 Keyway Billet Steel Timing Chain Kit (Brs/Brg)

Vendor:
Speedmaster

Regular price $76.91 USD

Regular price ~~$90.40 USD~~ Sale price $76.91 USD

Sale
Chevy BBC 454 Standard Cam Height Timing Belt Drive Kit

Sale

Chevy BBC 454 Standard Cam Height Timing Belt Drive Kit

Vendor:
Speedmaster

Regular price $405.00 USD

Regular price ~~$476.40 USD~~ Sale price $405.00 USD

Sale
Chevy BBC 454 1.7 Ratio 7/16" Ultra Black Chromoly Roller Rocker Arms Set

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Chevy BBC 454 1.7 Ratio 7/16" Ultra Black Chromoly Roller Rocker Arms Set

Vendor:
Speedmaster

Regular price $197.70 USD

Regular price ~~$232.50 USD~~ Sale price $197.70 USD

Sold out
Chevy SBC 350 400 BBC 454 2PC RMS 11" 168 Tooth DNA Billet Black Oxide SFI Flywheel

Chevy SBC 350 400 BBC 454 2PC RMS 11" 168 Tooth DNA Billet Black Oxide SFI Flywheel

Vendor:
Speedmaster

Regular price $224.50 USD

Regular price Sale price $224.50 USD
Chevy SBC 350 BBC 454 2PC RMS 10" 153 Tooth DNA® Billet Black Oxide SFI Flywheel

Chevy SBC 350 BBC 454 2PC RMS 10" 153 Tooth DNA® Billet Black Oxide SFI Flywheel

Vendor:
Speedmaster

Regular price $224.50 USD

Regular price Sale price $224.50 USD
Chevy BBC 454 Shaft Mount 1.7 Ratio Stainless Steel Heavy Duty Race Rocker Arms

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Chevy BBC 454 Shaft Mount 1.7 Ratio Stainless Steel Heavy Duty Race Rocker Arms

Vendor:
Speedmaster

Regular price $353.60 USD

Regular price ~~$416.00 USD~~ Sale price $353.60 USD

Sold out
Chevy BBC 454 1.80 Ratio 7/16" Stainless Steel Roller Rocker Arm Set

Sale

Chevy BBC 454 1.80 Ratio 7/16" Stainless Steel Roller Rocker Arm Set

Vendor:
Speedmaster

Regular price $123.90 USD

Regular price ~~$209.66 USD~~ Sale price $123.90 USD

Sale
Chevy BBC 454 1.7 Ratio 7/16" Stainless Steel Roller Rocker Arms Set

Chevy BBC 454 1.7 Ratio 7/16" Stainless Steel Roller Rocker Arms Set

Vendor:
Speedmaster

Regular price $200.70 USD

Regular price Sale price $200.70 USD
Chevy BBC 454 1.7 Ratio 7/16" Steel Roller Tip Rocker Arm Set (w/Nuts and Balls)

Chevy BBC 454 1.7 Ratio 7/16" Steel Roller Tip Rocker Arm Set (w/Nuts and Balls)

Vendor:
Speedmaster

Regular price $94.20 USD

Regular price Sale price $94.20 USD
Chevy SBC 350 BBC 454 2PC RMS 168 Tooth DNA® Billet Black Oxide SFI Flexplate

Chevy SBC 350 BBC 454 2PC RMS 168 Tooth DNA® Billet Black Oxide SFI Flexplate

Vendor:
Speedmaster

Regular price $145.90 USD

Regular price Sale price $145.90 USD
Chevy SBC 350 BBC 454 2PC RMS 153 Tooth DNA® Billet Black Oxide SFI Flexplate

Chevy SBC 350 BBC 454 2PC RMS 153 Tooth DNA® Billet Black Oxide SFI Flexplate

Vendor:
Speedmaster

Regular price $145.90 USD

Regular price Sale price $145.90 USD
Chevy BBC 454 1.7 Ratio 7/16" Aluminum Roller Rocker Arms Set

Chevy BBC 454 1.7 Ratio 7/16" Aluminum Roller Rocker Arms Set

Vendor:
Speedmaster

Regular price $182.40 USD

Regular price Sale price $182.40 USD
Chevy BBC 454 Rocker Stud Girdle Only - Black

Chevy BBC 454 Rocker Stud Girdle Only - Black

Vendor:
Speedmaster

Regular price $141.60 USD

Regular price Sale price $141.60 USD
7/16" Polylock Rocker Arm Nut Set (Suits: BBC 454 Stud Girdle)

7/16" Polylock Rocker Arm Nut Set (Suits: BBC 454 Stud Girdle)

Vendor:
Speedmaster

Regular price $43.90 USD

Regular price Sale price $43.90 USD
Chevy BBC 454 0.842" Stock-Style Hydraulic Roller Lifters

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Chevy BBC 454 0.842" Stock-Style Hydraulic Roller Lifters

Vendor:
Speedmaster

Regular price $183.80 USD

Regular price Sale price $183.80 USD

Sold out
Chevy BBC 454 Guide Plates (3/8" Pushrod - 7/16" Stud Hole - 1 Piece)

Sold out

Chevy BBC 454 Guide Plates (3/8" Pushrod - 7/16" Stud Hole - 1 Piece)

Vendor:
Speedmaster

Regular price $19.80 USD

Regular price Sale price $19.80 USD

Sold out

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