Tuff Stuff Performance Silver Bullet Alternators

4.55 out of 5 stars 144 Customer Reviews

Tuff Stuff Performance Silver Bullet alternators feature high-tech rotors and stators, built with elevated copper and steel content, to deliver the greatest output

Tuff Stuff Performance Silver Bullet alternators feature high-tech rotors and stators, built with elevated copper and steel content, to deliver the greatest output with the best reliability. Ultra-low cut-in voltage regulators keep the extra amps flowing in low-idle situations, and a real one-wire hookup (most models) simplifies the installation of these alternators. Silver Bullet alternators have a billet aluminum fan and your choice of a serpentine or V-groove pulley to give them over-the-top styling. They also feature the highest quality neoprene-sealed bearings for long life. Order the model recommended for fitme

Showing In Stock Items. Show All 43 Items.

Results 1 - 25 of 41

Tuff Stuff Performance Silver Bullet Alternators 7140ABULL

Alternator, 140 Amp, 1-Wire, Chrome, V-Belt, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: TFF-7140ABULL

5.0 out of 5 stars ( 16 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Tuff Stuff Performance Silver Bullet Alternators 7139ABULL

Alternator, Chrome, 100 Amps, V-Belt, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: TFF-7139ABULL

4.54 out of 5 stars ( 26 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Tuff Stuff Performance Silver Bullet Alternators 7140BBULL6G

Alternator, Polished, 140 Amp, 1-Wire, Serpentine, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: TFF-7140BBULL6G

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Tuff Stuff Performance Silver Bullet Alternators 7861BBULL6G

Alternator, GM CS130 Case Style, 12 V, 160 amps, Serpentine Pulley, 1-wire, Polished, Left Offset, Chevy, Pontiac, Each

Part Number: TFF-7861BBULL6G

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Tuff Stuff Performance Silver Bullet Alternators 7140BBULL

Alternator, Polished, 140 Amps, V-Belt, Buick, Chevy, GMC, Oldsmobile, Pontiac, GMC, Each

Part Number: TFF-7140BBULL

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Tuff Stuff Performance Silver Bullet Alternators 7861F6G22

Alternator, Bullet Fan, 6 Groove Pulley, 160 amp, Chrome, 1-Wire or OEM Hookup, Left Offset, GM, Each

Part Number: TFF-7861F6G22

4.14 out of 5 stars ( 7 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Tuff Stuff Performance Silver Bullet Alternators 7140ABULL6G

Alternator, Chrome, 140 amps, Serpentine, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: TFF-7140ABULL6G

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Tuff Stuff Performance Silver Bullet Alternators 7139BBULL6G