1973 - Customizable - Free Shipping on Orders Over $109 at Summit Racing

ATI Super Damper Standard Harmonic Balancers ATI917661

Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Black, Ford, 221-302, 351W, Each

Part Number: ATI-917661

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Howards Cams Billet Aluminum Rocker Arms 90087-1

Howards Cams Billet Aluminum Rocker Arms 90087-1

Rocker, SB Chev, 1.65 x 7/16"

Part Number: HRS-90087-1

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Eagle H-Beam Connecting Rods CRS67003D20-1

Connecting Rod, H-beam, Forged 4340 Steel, Cap Screw, 6.700 in. Length, Chevy, Ford, Big Block, FE, Each

Part Number: ESP-67003D20-1

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Estimated Ship Date: Apr 30, 2026 if ordered today

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Estimated Ship Date: Apr 30, 2026 if ordered today

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Manley Steel H-Beam Connecting Rods 14054R-1

Connecting Rod, 4340 H-Beam, Cap Screw, Bushed, 6.000 in., Chevy, Small Block, Race Only, Each

Part Number: MAN-14054R-1

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Wiseco Professional Series Pistons 60022B100

Pistons, Professional Series, Quick 16, Forged Aluminum, Dome, 4.600 in. Bore, Stroked, Chevy, Big Block, Each

Part Number: WIS-60022B100

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Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

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KB Performance Claimer Pistons S9909HC.STD

Piston, Hypereutectic, Flat, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S9909HC-STD

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Wiseco Professional Series Pistons 60001LX3

Pistons, Professional Series, Forged Aluminum, Flat Top, 4.030 in. Bore, Rings Included, Stroked, Left Side, Chevy, Small Block, Each

Part Number: WIS-60001LX3

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Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

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Wiseco Professional Series Pistons 60001RX3

Pistons, Professional Series, Forged Aluminum, Flat Top, 4.030 in. Bore, Rings Included, Stroked, Right Side, Chevy, Small Block, Each

Part Number: WIS-60001RX3

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Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

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Wiseco Pro Tru Street Pistons 5518A3

Pistons, Pro Tru Street, Forged Aluminum, Flat Top, 4.500 in. Bore, Rings, Chevrolet, 7.4L, Single Piston, Each

Part Number: WIS-5518A3

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Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 50001

MO MAG FT 3.940B/4.000S/6.123R/1.457CD

Part Number: DPP-50001

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 51021

MO 360 FT 4.030B/3.580S/6.123R/1.667CD

Part Number: DPP-51021

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 51400

MO MAG DS 4.005B/3.580S/6.125R/1.667CD

Part Number: DPP-51400

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 51402

N/S MO MAG DS 4.005B/4.000S/6.125R/1.457

Part Number: DPP-51402

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 51420

MO MAG DS 4.020B/3.580S/6.123R/1.667CD N

Part Number: DPP-51420

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 52001

MO BB FT 4.350B/3.750S/6.768R/2.065CD

Part Number: DPP-52001

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 52002

MO BB FT 4.350B/3.750S/6.768R/2.065CD

Part Number: DPP-52002

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 52004

MO BB FT 4.350B/4.150S/6.768R/1.865CD

Part Number: DPP-52004

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 52006

MO BB FT 4.375B/3.750S/6.768R/1.320CD

Part Number: DPP-52006

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 52011

MO BB FT 4.375B/4.150S/6.768R/1.865CD

Part Number: DPP-52011

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Heidts 1970-74 Mopar Challenger and Barracuda PRO-G Independent Front Suspension Kits for 1970-1974 BARRACUDA, CHALLENGER, CUDA - MO-100

Front Suspension, PRO-G, IFS Conversion, Tubular Control Arms, 11.00 in. Brakes, Coilovers, 2 in. Drop Spindles, Mopar E-Body, Dodge, Plymouth, Kit

Part Number: HDT-MO-100

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Estimated Ship Date: Mar 24, 2026 if ordered today

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Estimated Ship Date: Mar 24, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 11822

SB Chevy DM 4.165B/1.250CD NS

Part Number: DPP-11822

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 11825

SB Chevy DM 4.030B/1.062CD

Part Number: DPP-11825

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 11826

SB Chevy DM 4.040B/1.062CD

Part Number: DPP-11826

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 11827

SB Chevy DM 4.060B/1.062CD

Part Number: DPP-11827

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Diamond Pistons 23 Degree Nitrous Dome Series Pistons 11829

SB Chevy DM 4.145B/1.062CD NS

Part Number: DPP-11829

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Estimated Ship Date: Apr 13, 2026 if ordered today

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1973 Parts and Accessories