1978 - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Summit Racing™ Performance Big Block Mopar Connecting Rods SUM-MOP67601094

Forged Pro Mopar BB "RB" 4340 Forged Steel H-Beam Connecting Rod, 6.760 in. Length, 1.094 Floating Pin, 8740 7/16 in. 12 pt. Bolts, Set of 8

Part Number: SUM-MOP67601094

Not Yet Reviewed

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B&M Nitrous Holeshot 3,400-3,800 Stall Torque Converter 20482

Torque Converter, Nitrous Holeshot,3.400 3,800 rpm Stall Range, Chevy, THM350/THM400, Each

Part Number: BMM-20482

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

B&M Holeshot 2,900-3,300 Stall Torque Converter 50452

Torque Converter, Holeshot, 2,900-3,300 rpm Stall Range, Ford, C-4, 26 Spline, Each

Part Number: BMM-50452

Not Yet Reviewed

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Mahle PowerPak Piston Kits 930200630

Mahle PowerPak Piston Kits 930200630

Piston and Ring Kit, PowerPak, Flat, Forged Aluminum, Chevrolet, Small Block, Kit

Part Number: MLE-930200630

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Manley Steel H-Beam Connecting Rods 14054-8

Connecting Rods, 4340 H-Beam, Cap Screw, Bushed, Chevy, Small Block, Set of 8

Part Number: MAN-14054-8

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Manley Steel H-Beam Connecting Rods 14056-8

Connecting Rods, 4340 H-Beam, Cap Screw, Bushed, 6.125 in., Chevy, Small Block, Set of 8

Part Number: MAN-14056-8

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

ICON Premium Forged Piston and Ring Kits IC751KTD.060

Piston and Ring Kit, Forged, Flat, 4.185 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-IC751KTD-060

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

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Estimated Ship Date: Feb 5, 2026 if ordered today

PRW Platinum Series Shaft-Mount Rocker Arms 3244013

Rocker Arms, PQx Platinum Series Shaft-Mount, Bushed, Roller Tip, Stainless Steel, Natural, 1.7 Ratio, Chrysler, Dodge, Big Block, Kit

Part Number: PQX-3244013

Not Yet Reviewed

Estimated Ship Date: Mar 3, 2026 if ordered today

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Estimated Ship Date: Mar 3, 2026 if ordered today

ICON Premium Forged Piston and Ring Kits IC727KTD.060

Piston and Ring Kit, Forged, Dome, 4.060 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-IC727KTD-060

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3266-4030

Piston Set, 331 Stroker SBF 289 - 302 2-FX Series +6cc Dome Top inline Piston Set. 4.030 bore

Part Number: DMS-2-3266-4030

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

QA1 Mustang II Coilover Conversion Systems for 1974-1978 MUSTANG II - MS301-08700

Coilover Kit, Mustang II Coilover System, Front, Single Adjustable, Ford, Pair

Part Number: QA1-MS301-08700

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Hays Street/Strip Clutch Kits 85-114

Clutch Kit, Organic, 1 1/8 in. Diameter Shaft, 10-Spline, 11 in. Diameter Disc, Buick, Chevy, GMC, Pontiac

Part Number: HAY-85-114

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Zoom MU Series Clutches MU5473-1B

4.75 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Longfield Axle Shaft and Birfield Joint Kits for 1960-1983 LAND CRUISER - 303402-1-KIT

Axle Shafts, Front, Inner and Outer, Birfield Joint, 4340 Chromoly, Toyota, Kit

Part Number: LSA-303402-1-KIT

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

ICON Premium Forged Piston and Ring Kits IC729KTD.060

Piston and Ring Kit, Forged, Flat, 4.060 in. Bore, Ford, Small Block, Kit

Part Number: UEM-IC729KTD-060

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

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Estimated Ship Date: Feb 5, 2026 if ordered today

ICON Premium Forged Piston and Ring Kits IC738KTD.040

Piston and Ring Kit, Forged, Dome, 4.040 in. Bore, Ford, Small Block, Kit

Part Number: UEM-IC738KTD-040

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

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Estimated Ship Date: Feb 5, 2026 if ordered today

Mahle PowerPak Plus Piston and Ring Kits 930210830

Piston and Ring Kit, Power Pak Plus, 4.030 in. Bore, 3.500 in. Stroke, 6.125 in Rod, Dish, Forged, Chevrolet, 350 CID, Kit

Part Number: MLE-930210830

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Summit Racing™ Intake Manifold and Installation Pro Packs 03-0116

Intake Combo, Super Victor, Chevy, Big Block, Rectangular Port, Bolts/Gaskets/RTV Sealer/Carburetor Studs, Kit

Part Number: CMB-03-0116

Not Yet Reviewed

Cannot be shipped Internationally

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Cannot be shipped Internationally

Yukon Gear & Axle Locking Hubs YHC70003

Locking Hub, Aluminum, 30-Spline, Dana 60, Chevy, Dodge, Ford, GMC, Pair

Part Number: YGA-29084

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

ICON Premium Forged Piston and Ring Kits IC503KTD.005

Piston and Ring Kits, Premium, Forged 4032 Aluminum, 4.005 in. Bore, 3.750 in. Stroke, Flat Top, Chevy, Small Block, Set of 8

Part Number: UEM-IC503KTD005

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

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Estimated Ship Date: Feb 5, 2026 if ordered today

Callies Compstar Connecting Rods CSB6535ES3B9AH

Connecting Rods, Compstar, Forged, H-Beam, ARP Cap Screws, Bushed Pin, 6.535 in. Length, Chevy, Set of 8

Part Number: CPI-B6535ES3B9AH

Not Yet Reviewed

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Summit Racing™ Intake Manifold, Carburetor, and Air Cleaner Pro Packs 03-0192

Combo, Intake Manifold, 750 CFM Carburetor, Air Cleaner, Fuel Line, Gaskets, Bolts, Chevy, Small Block, Kit

Part Number: CMB-03-0192

5.0 out of 5 stars ( 1 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Scat Pro Sport H-Beam Connecting Rods 2-350-6000-2100-S

H-BEAM RODS w-8740 7/16" CAP SCREWS - STROKER CHEVY

Part Number: SCA-6600021S

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

ICON Premium Forged Piston and Ring Kits IC859KTD.060

Piston and Ring Kit, Forged, Flat, 4.420 in. Bore, Ford, Big Block, Kit

Part Number: UEM-IC859KTD-060

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

Canton Racing Circle Track Wet Sump Oil Pans 11-187

Oil Pan, Circle Track, Steel, 8 qt., Rear Sump, Chevy, Small Block, Each

Part Number: CTR-11-187

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

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Estimated Ship Date: Jan 20, 2026 if ordered today

Summit Racing™ Ignition Tune-Up Kit Pro Packs 06-0033

Combo, Ignition, Distributor, Ignition Box, Digital, Ignition Coil, Spark Plug Wires, Mopar, 273-360, Set

Part Number: CMB-06-0033

Not Yet Reviewed

Estimated Ship Date: Today

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1978 Parts and Accessories