Engines & Engine Parts at Summit Racing

Gardner-Westcott Engine Dress Up Bolt Kits 56491-L9

Engine Accessory Bolts, Dress Up, Hex Head, Steel, Zinc, Chevy, Big Block, Long-style, Kit

Part Number: GAR-56491-L9

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

Gardner-Westcott Engine Dress Up Bolt Kits 56491-B

Engine and Accessory Fasteners, Steel, Chrome, Button Head, Chevy, 4.8, 5.3, 5.7, 6.0L, with Headers, Kit

Part Number: GAR-56491-B

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

BluePrint Motorsports 632 Eliminator Power Adder Stroker Engines E632

Crate Engine, Long Block, Power Adder Series Chevy 632 C.I.D. 700 HP, Internal Balance, Aluminum Cylinder Heads, Chevy, Each

Part Number: MLL-E632

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

Gardner-Westcott Oil Pan Bolts 56487-SSP

Oil Pan Bolts, Allen Head, Stainless Steel, Polished, Chevy, Big Block, Kit

Part Number: GAR-56487-SSP

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

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Estimated Ship Date: Feb 11, 2026 if ordered today

BluePrint Builder Series 632/815HP Blackout Reaper EFI Crate Engine and 4L80E Transmission Combos B632FKB4L8X

Engine and Transmission Combo, Builder Series, 632/815HP, Blackout Reaper, EFI, 4L80E , Aluminum Heads, 10.3L/632, Chevy Big Block, Kit

Part Number: MLL-B632FKB4L8X

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

Chevrolet Performance ZZ572 Base Long Block Crate Engines 19331581

Crate Engines, ZZ572 Base Long Block, Assembled, Internal Balance, Aluminum Cylinder Heads, Chevrolet, 9.4L, Each

Part Number: NAL-19331581

Not Yet Reviewed

Estimated Ship Date: May 28, 2026 if ordered today

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Estimated Ship Date: May 28, 2026 if ordered today

ATK High Performance GM 502 515 HP Stage 1 Long Block Crate Engines HP95

Crate Engines, GM 502 515 HP Stage 1 Long Block, 8.2L/502, Assembled, External Balance, Cast Iron Cylinder Heads, Chevrolet, 7.4L, 8.2L, Each

Part Number: HPE-HP95

Not Yet Reviewed

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ATK High Performance GM 489 Stroker 565 HP Stage 2 Long Block Crate Engines HP411PM

Crate Engines, GM 489 Stroker 565 HP Stage 2 Long Block, 8.0L/489, Assembled, Intake Manifold, Aluminum Heads, Chevrolet, 7.4L Gen V, 8.0L Gen V, Each

Part Number: HPE-HP411PM

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

ATK High Performance GM 496 Stroker 600 HP Stage 1 Long Block Crate Engines HP631P

Crate Engines, GM 496 Stroker 600 HP Stage 1 Long Block, 8.1L/496, Assembled, Internal Balance, Aluminum Cylinder Heads, Chevrolet, 7.4L, 8.1L, Each

Part Number: HPE-HP631P

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

ATK High Performance GM 496 Stroker 600 HP Stage 2 Long Block Crate Engines HP631PM

Crate Engines, GM 496 Stroker 600 HP Stage 2 Long Block, 8.1L/496, Assembled, Internal Balance, Aluminum Cylinder Heads, Chevrolet, 7.4L, 8.1L, Each

Part Number: HPE-HP631PM

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

Summit Racing™ Bolt Kits SUM-56491HSPS

Summit Racing™ Bolt Kits SUM-56491HSPS

Engine Bolts, Stainless Steel, Polished, Hex Head, Summit Logo, Chevy, Big Block, Kit

Part Number: SUM-56491HSPS

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP Engine Bolt Kits 535-9801

4 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Engine Works Rocker Arm Stud Girdles 20401

Stud Girdles, Clamp-on, Aluminum, Natural, Chevy, Big Block, Fits Bowtie/Dart/Merlin/Big M/Iron Eagle/AFR Style Cylinder Heads, Pair

Part Number: EW1-20401

Not Yet Reviewed

Estimated Ship Date: Feb 27, 2026 if ordered today

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Estimated Ship Date: Feb 27, 2026 if ordered today

B&B Performance Harmonic Balancer Bolts 26430

Harmonic Balancer Bolt, External Hex Head, 1/2 in. Thread Size, Chromoly, Black Oxide, Chevy, Big Block, Each

Part Number: STF-26430

Not Yet Reviewed

Estimated Ship Date: Feb 20, 2026 if ordered today

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Estimated Ship Date: Feb 20, 2026 if ordered today

Dart Titanium Valves 21452350

Valve, Titanium, Intake, 2.350 in. Head Diameter, Chevy, 396, 427, 454, Each

Part Number: DRT-21452350

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Dart Titanium Valves 21481800

Valve, Titanium, Exhaust, 1.800 in. Head Diameter, Chevy, Big Block, Each

Part Number: DRT-21481800

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Dart Titanium Valves 21482470

Valve, Titanium, Intake, 2.470 in. Head Diameter, Chevy, Big Block, Each

Part Number: DRT-21482470

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

ATK High Performance GM 496 Stroker 600 HP Stage 3 Long Block Crate Engines HP631PC

Crate Engine, GM 496 Stroker 600 HP Stage 3 Long Block, Assembled, Hydraulic Roller Tappet, Internal Balance, Aluminum Heads, Chevy, 7.4L, 8.1L, Each

Part Number: HPE-HP631PC

Not Yet Reviewed

Estimated Ship Date: Apr 30, 2026 if ordered today

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Estimated Ship Date: Apr 30, 2026 if ordered today

Gardner-Westcott Engine Dress Up Bolt Kits 56491-S

Engine Accessory Bolts, Dress Up, Allen Head, Steel, Chrome, Chevy, Big Block, Long-style, Kit

Part Number: GAR-56491-S

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

Gardner-Westcott Engine Dress Up Bolt Kits 56491-SSP

Engine Accessory Bolts, Dress Up, Allen Head, Stainless Steel, Polished, Chevy, Big Block, Long-style, Kit

Part Number: GAR-56491-SSP

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

Gardner-Westcott Engine Dress Up Bolt Kits 56491-P

Engine Accessory Bolts, Dress Up, Allen Head, Steel, Polished Chrome, Chevy, Big Block, Long-style, Kit

Part Number: GAR-56491-P

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

Jesel Sportsman Series Shaft Rocker Arms KSS-027575

Rocker System, Sportsman Series, Full Roller, 1.75 Ratio, Shims, for GM Bowtie Race Heads #12363425, Kit

Part Number: JES-KSS-027575

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Jesel Sportsman Series Shaft Rocker Arms KSS-028080

Rocker System, Sportsman Series, Shaft, Full Roller, 1.8 Ratio, Shims, for GM Bowtie Race Heads #12363425, Kit

Part Number: JES-KSS-028080

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Jesel Sportsman Series Shaft Rocker Arms KSS-037570

Rocker System, Full Roller, 1.7/1.75 Ratio, for Dart Pro 1, Pro 2, and Iron Eagle Heads, Chevy, Big Block, Kit

Part Number: JES-KSS-037570

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Jesel Sportsman Series Shaft Rocker Arms KSS-068080

Rocker System, Full Roller, 1.8 Ratio, for Brodix BB-1, BB-2, and Race-Rite Heads, Chevy, Big Block, Kit

Part Number: JES-KSS-068080

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Jesel Sportsman Series Shaft Rocker Arms KSS-077575

Rocker System, Shaft, Full Roller, 1.75 Ratio, Shims, for Brodix BB-2 Plus Heads, Chevy, Big Block, Kit

Part Number: JES-KSS-077575

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today