Distributor Gears

On vehicles with mechanical spark timing, the distributor gear sits at the bottom of the distributor’s shaft, where it meshes with the gear on the camshaft. This...

On vehicles with mechanical spark timing, the distributor gear sits at the bottom of the distributor’s shaft, where it meshes with the gear on the camshaft. This gear can wear out over time, or you might need one that’s compatible with a new camshaft. To maintain proper timing, grab your new distributor gear right here at Summit Racing Equipment!

Gear Materials

If the distributor gear is softer than the cam, it’ll wear out quickly. If it’s harder than the cam, the cam gear will wear out (which is a more expensive repair). Ideally, the distributor gear should be slightly softer.

Distributor gears are...

Gear Materials

Distributor gears are available in four different materials: composite (light, durable, and soft), bronze (for use with billet steel cams), cast iron (for use with cast iron, flat tappet cams), and melonized or hardened steel (the hardest material, used for OEM replacements). For a more complete explanation of the materials and their compatibility, check out our Help Center article.

Top Brands

For this critical link in your timing, don’t settle for less than the best! Summit carries distributor gears from all of the top brands in automotive performance, including COMP Cams, MSD, ACDelco, Dorman, Howards Cams, Proform, Mallory, Lunati, and many more.

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Individual Parts

Part Groups

Results 1 - 25 of 171

MSD Iron Distributor Gears 8531

Distributor Gear, Melonized, 0.500 in. Diameter Shaft, Chevy, Small Block, Big Block, V6, Each

Part Number: MSD-8531

4.83 out of 5 stars ( 12 )

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Summit Racing™ Distributor Gears SUM-850475

Distributor Gear, Melonized, 0.500 in. Diameter Shaft, Pontiac, V8, Each

Part Number: SUM-850475

1.0 out of 5 stars ( 1 )

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MSD Bronze Distributor Gears 8585

Distributor Gear, Bronze, Race, .530 in. Diameter Shaft, Ford, Small Block, Each

Part Number: MSD-8585

4.69 out of 5 stars ( 16 )

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COMP Cams Melonized Distributor Gears 431M

COMP Cams Melonized Distributor Gears 431M

Distributor Gear, Melonized Steel, .467 in. Diameter Shaft, Ford, Small Block Windsor, Each

Part Number: CCA-431M

4.27 out of 5 stars ( 15 )

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COMP Cams Melonized Distributor Gears 435M

Distributor Gear, Melonized Steel, .531 in. Diameter Shaft, Ford, Each

Part Number: CCA-435M

3.57 out of 5 stars ( 14 )

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COMP Cams Composite Distributor Gears 35100CPG

Distributor Gear, Composite, Carbon Ultra-Poly, .530 in. Diameter Shaft, Ford, 221-302, 351W, Each

Part Number: CCA-35100

3.71 out of 5 stars ( 17 )

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MSD Steel Distributor Gears 85834

Distributor Gear, Steel, Roll Pin Included, .531 in. Diameter Shaft, Ford, 5.0, 5.8L, Each

Part Number: MSD-85834

2.33 out of 5 stars ( 6 )

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MSD Iron Distributor Gears 8561

Distributor Gear, Iron, Roll Pin Included, .500 in. Dia., Shaft, Chevy V-8, Each

Part Number: MSD-8561

4.82 out of 5 stars ( 17 )

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COMP Cams Composite Distributor Gears 12200

Distributor Gear, Composite, Carbon Ultra-Poly, .491 in. Diameter Shaft, Chevy, Small Block, Big Block, Each

Part Number: CCA-12200

4.33 out of 5 stars ( 12 )

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MSD Bronze Distributor Gears 8472

Distributor Gear, Aluminum, Bronze, Race, .006 in. Oversize,.500 in. Dia. Shaft, Chevy, Small, Big Block, V6

Part Number: MSD-8472

5.0 out of 5 stars ( 1 )

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COMP Cams Bronze Distributor Gears 424

Distributor Gear, Aluminum, Bronze, Race, .484 in. Diameter Shaft, Mopar, 383, 400, 413, 426, 440, Each

Part Number: CCA-424

3.67 out of 5 stars ( 3 )

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MSD Bronze Distributor Gears 85631

Distributor Gear, Aluminum, Bronze, Race, .500 in. Diameter Shaft, Pontiac, V8, Each

Part Number: MSD-85631

5.0 out of 5 stars ( 7 )

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MSD Iron Distributor Gears 85852

Distributor Gear, Melonized, Roll Pin Included, .531 in. Diameter Shaft, Ford, 351W, Each

Part Number: MSD-85852

5.0 out of 5 stars ( 5 )

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COMP Cams Bronze Distributor Gears 420

Distributor Gear, Aluminum, Bronze, Race, .484 in. Diameter Shaft, Mopar, 273, 318, 340, 360, Each

Part Number: CCA-420

4.75 out of 5 stars ( 4 )

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COMP Cams Bronze Distributor Gears 451

Distributor Gear, Aluminum, Bronze, Race, .491 in. Diameter Shaft, Pontiac, V8, Each

Part Number: CCA-451

3.57 out of 5 stars ( 7 )

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MSD Iron Distributor Gears 85812

Distributor Gear, Iron, with Roll Pin, .531 in. Dia. Shaft, Ford, 351C, 351M, 400, 429, 460, 332-428 FE, Each

Part Number: MSD-85812

4.75 out of 5 stars ( 4 )

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Howards Cams Distributor Gears 94406

Dist. Gear, Iron, Chev V8, 90 Deg. V6, .500

Part Number: HRS-94406

4.5 out of 5 stars ( 4 )

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COMP Cams Bronze Distributor Gears 442

Distributor Gear, Aluminum, Bronze, Race, .491 in. Diameter Shaft, Oldsmobile, 260-455, Each

Part Number: CCA-442

Not Yet Reviewed

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Howards Cams Distributor Gears 94401

Distributor Gear, Iron, 0.491 in. Diameter Shaft, Chevy, Each

Part Number: HRS-94401

3.0 out of 5 stars ( 2 )

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Allstar Performance Bronze Distributor Gears ALL81310

Distributor Gear, Aluminum, Bronze, .491 in. Diameter Shaft, Chevy Small/Big Block, Each

Part Number: AAF-ALL81310

3.86 out of 5 stars ( 7 )

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COMP Cams Bronze Distributor Gears 433

Distributor Gear, Aluminum, Bronze, Race, .467 in. Diameter Shaft, Ford, 352-428, Each

Part Number: CCA-433

5.0 out of 5 stars ( 5 )

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Howards Cams Distributor Gears 94444

Distributor Gears, Steel, Standard Rotation, 0.531 in. Shaft Diameter, Ford, 351C, 351M, 400, 429, 460, Each

Part Number: HRS-94444

Not Yet Reviewed

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PerTronix Distributor Gears D671301

Distributor Gear, Aluminum, Bronze, Race, .467 in. Diameter Shaft, Ford, Small Block, 289, 302, Each

Part Number: PNX-D671301

4.5 out of 5 stars ( 2 )

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PRW Melonized Distributor Gears 70265491

DISTRIBUTOR GEAR, IRON, GM HEI CHEV Gen I SB V8, CHEV BB Mk IV/V, W BB 348-409, GM V6, Cadillac, Melonized, 0.491" I.D.

Part Number: PQX-70265491

Not Yet Reviewed

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COMP Cams Bronze Distributor Gears 410

Distributor Gear, Aluminum, Bronze, Race, .500 in. Diameter Shaft, Chevy, Small Block, Big Block, V6, Each

Part Number: CCA-410

2.75 out of 5 stars ( 4 )

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Howards Cams Composite Distributor Gears 94427

Distributor Gear, Carbon Ultra Fiber, .531 in. Diameter Shaft, Ford, 221-302, 351W, Each

Part Number: HRS-94427

4.0 out of 5 stars ( 1 )

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