Engines & Engine Parts

Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched...

Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your...

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Tuff Stuff Performance Alternator Fan and Pulley Sets 7679DC

Alternator Billet Aluminum Fan and 6 Groove Pulley, Stealth Black, Fits Tuff Stuff 7127, 7102, 7139, 7140, 7068, 7069, Each

Part Number: TFF-7679DC

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Briggs & Stratton Flywheel Fans 555778

Flywheel Fan, Briggs & Stratton, Plastic, Each

Part Number: PWD-555778

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

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Estimated Ship Date: Mar 11, 2026 if ordered today

Tuff Stuff Performance Alternator Fans 7666DC

Alternator billet alum fan & 6 groove pulley stealth black CS130 Fits Tuff Stuff 7860, 7861, 7866, 7935

Part Number: TFF-7666DC

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Tuff Stuff Performance Alternator Fans 7666BC

Alternator billet alum fan & pulley stealth black CS130 Fits Tuff Stuff 7860, 7861, 7866, 7935

Part Number: TFF-7666BC

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Tuff Stuff Performance Alternator Fans 7679DD

Alternator billet alum fan & 6 groove pulley as cast Fits Tuff Stuff 7127, 7102, 7139, 7140, 7068, 7069

Part Number: TFF-7679DD

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Tuff Stuff Performance Alternator Fans 7666A

Alternator billet alum fan & pulley chrome CS130 Fits Tuff Stuff 7860, 7861, 7866, 7935

Part Number: TFF-7666A

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Tuff Stuff Performance Alternator Fans 7666BD

Alternator billet alum fan & pulley as cast CS130 Fits Tuff Stuff 7860, 7861, 7866, 7935

Part Number: TFF-7666BD

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Tuff Stuff Performance Alternator Fans 7666C

Alternator billet alum fan & 6 groove chrome CS130 Fits Tuff Stuff 7860, 7861, 7866, 7935

Part Number: TFF-7666C

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Tuff Stuff Performance Alternator Fans 7666D

Alternator billet alum fan & 6 groove polished CS130 Fits Tuff Stuff 7860, 7861, 7866, 7935

Part Number: TFF-7666D

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Tuff Stuff Performance Alternator Fans 7666DD

Alternator billet alum fan & 6 groove pulley as cast CS130 Fits Tuff Stuff 7860, 7861, 7866, 7935

Part Number: TFF-7666DD

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Tuff Stuff Performance Alternator Fans 7679BD

Alternator billet alum fan & pulley as cast Fits Tuff Stuff 7127, 7102, 7139, 7140, 7068, 7069

Part Number: TFF-7679BD

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

March Performance Alternator Fans 303

PULLEY NOSE COVER

Part Number: MCH-303

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Tuff Stuff Performance Alternator Fan and Pulley Sets 7600BD

Alternator Fan/Pulley Combo, 2-Groove , V-Belt, Steel, Gold Zinc, 2.625 in. Diameter, .664 in. Bore, Kit

Part Number: TFF-7600BD

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Tuff Stuff Performance Alternator Fan and Pulley Sets 7600BB

Alternator Fan/Pulley Combo, 2-Groove , V-Belt, Steel, Black, 2.625 in. Diameter, .664 in. Bore, Kit

Part Number: TFF-7600BB

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

CA Fan Clutch-to-Water Pump Stud Sets for 1969-1981 CORVETTE - K1321

1969-1981 Chevrolet Corvette Fan Clutch To Water Pump Stud Set.

Part Number: MMU-K1321

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Tuff Stuff Performance Chrome Alternator Fan and Pulley Sets 7600A

Alternator Fan/Pulley Combo, 1-Groove , V-Belt, Steel, Chrome, 2.250 in. Diameter, .664 in. Bore, Kit

Part Number: TFF-7600A

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Tuff Stuff Performance Alternator Fan and Pulley Sets 7600AB

Alternator Fan/Pulley Combo, 1-Groove , V-Belt, Steel, Black, 2.250 in. Diameter, .664 in. Bore, Kit

Part Number: TFF-7600AB

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Tuff Stuff Performance Chrome Alternator Fan and Pulley Sets 7600D

Alternator Pulley/Fan , Steel, Chrome, 6-groove Serpentine, .664 in. Bore, 2.25 in. Diameter, Kit

Part Number: TFF-7600D

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Tuff Stuff Performance Alternator Fan and Pulley Sets 7600AD

Alternator Fan/Pulley Combo, 1-Groove , V-Belt, Steel, Gold Zinc, 2.250 in. Diameter, .664 in. Bore, Kit

Part Number: TFF-7600AD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Tuff Stuff Performance Alternator Fan and Pulley Sets 7679A

Alternator Fan and Pulley, Billet Aluminum, Chrome, V-Belt, 1-Groove, 2.25 in. Diameter, 0.664 in. Bore, Kit

Part Number: TFF-7679A

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

OER Fan Mounting Bolts F12366

1967-79 Firebird Trans Am; Fan Clutch to Fan Bolt Kit; Stock Clutch; 4 Piece Set

Part Number: OER-F12366

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Tuff Stuff Performance Chrome Alternator Fan and Pulley Sets 7600B

Alternator Fan/Pulley Combo, 2-Groove , V-Belt, Steel, Chrome, 2.625 in. Diameter, .664 in. Bore, Kit

Part Number: TFF-7600B

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Tuff Stuff Performance Alternator Fan and Pulley Sets 7679B

Alternator Fan and Pulley, Steel Pulley, Aluminum Fan, V-Belt, 1-Groove, 2.25 in. Diameter, 0.664 in. Bore, Kit

Part Number: TFF-7679B

2.67 out of 5 stars ( 3 )

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Tuff Stuff Performance Alternator Fan and Pulley Sets 7679BC

Alternator Fan and Pulley, Billet Aluminum, Stealth Black, V-Belt, 1 Groove, Kit

Part Number: TFF-7679BC

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Tuff Stuff Performance Chrome Alternator Fan and Pulley Sets 7600C

Alternator Fan/Pulley Combo, 5-Groove , Serpentine, Steel, Chrome, 2.250 in. Diameter, .664 in. Bore, Kit

Part Number: TFF-7600C

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

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