1985 Tuff Stuff Performance Charging Systems

Alternators, Silver Bullet, GM 10SI/10DN/12SI, 12 V, 100 amps, Yellow Powdercoated, Serpentine Pulley, Ford, Lincoln, Mercury, Each

Part Number: TFF-7068FBULL6GY

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator, Silver Bullet, GM 10si, 12V, 100 amps, Black, Serpentine Pulley, Buick, Chevy, Oldsmobile, Pontiac

Part Number: TFF-7139FBULL6G

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternators, Silver Bullet, GM 10SI/10DN/12SI, 12 V, 100 amps, Red Powdercoated, Serpentine Pulley, Ford, Lincoln, Mercury, Each

Part Number: TFF-7068FBULL6GR

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator, Performance, High Amp, GM 10si Case Style, 12 V, 140 Amps, Black Wrinkle Powdercoated, Serpentine Pulley, Each

Part Number: TFF-7127NKBW6G

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternators and Generators, Silver Bullet Stealth Black Alternators, GM 10si Case Style, 12 V, 100 amps, Black Powdercoat, V-belt Pulley, Chevy, Each

Part Number: TFF-7139FBULL9

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator, Performance, High Amp, GM 10si Case Style, 12 V, 140 Amps, Chrome, Serpentine Pulley, Each

Part Number: TFF-7127NK6G12

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator, Performance, Silver Bullet, High Amp, GM 10si Case Style, 12 V, 100 Amps, Chrome, V-Belt Pulley, Each

Part Number: TFF-7139ABULL6

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternators, Silver Bullet, GM 10SI/10DN/12SI, 12 V, 140 amps, Polished, Serpentine Pulley, AMC, Buick, Chevy, GMC, Jeep, Oldsmobile, Pontiac, Each

Part Number: TFF-7140BBUL6G12

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternators, High-Amp Output, Chrysler Square Back, 12 V, 130 amps, Black Chrome, V-belt Pulley, Single V-groove, Chrysler, Dodge, Plymouth, Each

Part Number: TFF-9509RDSP7

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternators, High-Amp Output, GM 10SI/10DN/12SI, 12 V, 100 amps, Red Powdercoated, V-belt, Buick, Cadillac, Chevy, GMC, Jeep, Olds, Pontiac, Each

Part Number: TFF-7127RATRED

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator, Performance, High Amp, GM 10si Case Style, 12 V, 100 Amps, Chrome, V-Belt Pulley, Each

Part Number: TFF-7127ND12

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator, 140 Amp, Ford 1G, V-Belt, Chrome, Hybrid Case, Each

Part Number: TFF-7078NK

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator, Black Chrome, 100 Amps, Serpentine, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: TFF-7127ND6G7

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator, Polished, 70 Amps, V-Belt, Ford, Lincoln, Mercury, Hybrid Case, Each

Part Number: TFF-7078NBP

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator, Performance, High Amp, GM 10si Case Style, 12 V, 140 Amps, Chrome, V-Belt Pulley, Each

Part Number: TFF-7127NK6

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator, Black, 80 Amp, 1-wire, Serpentine, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: TFF-7127NE6G

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator, 140 Amp, Replacement, V-Belt, Black Chrome, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: TFF-7127NK7

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator, Performance, Silver Bullet, High Amp, GM 10si Case Style, 12 V, 140 Amps, Polished, V-Belt Pulley, Each

Part Number: TFF-7140BBULL6

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator, Internal Regulator, 12V, 250 Amp, CS144, Serpentine, Chrome Plated, GM, Each

Part Number: TFF-7290NE6G

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator, Performance, Silver Bullet, High Amp, GM 10si Case Style, 12 V, 140 Amps, Chrome, V-Belt Pulley, Each

Part Number: TFF-7140ABULL12

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator, Performance, Silver Bullet, High Amp, GM 10si Case Style, 12 V, 100 Amps, Black Powdercoated, V-Belt Pulley, Each

Part Number: TFF-7139FBULL6

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator, Performance, Silver Bullet, High Amp, GM 10si Case Style, 12 V, 140 Amps, Black Powdercoated, V-Belt Pulley, Each

Part Number: TFF-7140FBULL6

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator, Internal Regulator, 12V, 170 Amp, CS144, Serpentine, Black, GM, Each

Part Number: TFF-7290NB6G

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternator, Internal Regulator, 12V, 170 Amp, CS144, Serpentine, Chrome Plated, GM, Each

Part Number: TFF-7290NA6G

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Alternators, Silver Bullet, GM 10SI/10DN/12SI, 12 V, 100 amps, Yellow Powdercoated, V-belt Pulley, Ford, Lincoln, Mercury, Each

Part Number: TFF-7068FBULLY

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order