Availability
1974 Charging Systems
Alternator, Performance, Silver Bullet, High Amp, GM 10si Case Style, 12 V, 100 Amps, Chrome, V-Belt Pulley, Each
Part Number: TFF-7139ABULL9
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Alternator, Performance, Silver Bullet, High Amp, GM 10si Case Style, 12 V, 100 Amps, Polished, V-Belt Pulley, Each
Part Number: TFF-7139BBULL12
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Alternator, Performance, Silver Bullet, High Amp, GM 10si Case Style, 12 V, 100 Amps, Polished, V-Belt Pulley, Each
Part Number: TFF-7139BBULL6
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Alternator, Performance, Silver Bullet, High Amp, GM 10si Case Style, 12 V, 100 Amps, Black Powdercoated, V-Belt Pulley, Each
Part Number: TFF-7139FBULL12
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Alternator, Silver Bullet, GM 10si, 12V, 100 amps, Black, Serpentine Pulley, Buick, Chevy, Oldsmobile, Pontiac
Part Number: TFF-7139FBULL6G
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
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: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Alternator, Performance, Silver Bullet, High Amp, GM 10si Case Style, 12 V, 100 Amps, Blue Powdercoated, V-Belt Pulley, Each
Part Number: TFF-7139FBULLBLU
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Alternators, Silver Bullet, GM 10SI/10DN/12SI, 12 V, 100 amps, Orange Powdercoated, V-belt Pulley, Buick, Chevy, GMC, Jeep, Oldsmobile, Pontiac, Each
Part Number: TFF-7139FBULLOR
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Alternators, Silver Bullet, GM 10SI/10DN/12SI, 12 V, 100 amps, Red Powdercoated, V-belt Pulley, Buick, Chevy, GMC, Jeep, Oldsmobile, Pontiac, Each
Part Number: TFF-7139FBULLRED
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Alternator, Performance, Silver Bullet, High Amp, GM 10si Case Style, 12 V, 100 Amps, Yellow Powdercoated, V-Belt Pulley, Each
Part Number: TFF-7139FBULLY
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
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: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Alternators, High-Amp Output, Ford 1G, 12 V, 70 amps, Red Powdercoated, V-belt Pulley, AMC, Ford, Jeep, Lincoln, Mercury, Each
Part Number: TFF-7078NHRED
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Alternator, Performance, High Amp, GM 10si Case Style, 12 V, 140 Amps, Chrome, V-Belt, Each
Part Number: TFF-7127NK9
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Alternator, Performance, High Amp, GM 10si Case Style, 12 V, 100 Amps, Black Wrinkle Powdercoated, V-Belt Pulley, Each
Part Number: TFF-7127NKBW
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
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: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Alternator, Performance, High Amp, GM 10si Case Style, 12 V, 140 Amps, Chrome, Serpentine Pulley, Each
Part Number: TFF-7127NK6G12
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Alternator, 140 Amp, Replacement, V-Belt, Black Chrome, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each
Part Number: TFF-7127NK7
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Alternator, Performance, Silver Bullet, High Amp, GM 10si Case Style, 12 V, 140 Amps, Polished, V-Belt Pulley, Each
Part Number: TFF-7140BBULL12
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
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: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Alternator, One-Wire, Internal Regulator, Chrome Plated, Each
Part Number: TFF-7068RD6G
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Tuff Stuff Performance High-Amp Output Factory Cast-Plus Alternators 70686G
Estimated Ship Date: Monday 2/16/2026
Alternator, Internal Regulator, 100 Amp, One Wire, Serpentine, Polished, Ford, Lincoln, Mercury, Each
Part Number: TFF-7068RDP6G
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Alternators, High-Amp Output, GM 10SI/10DN/12SI, 12 V, 100 amps, Red Powdercoated, Serpentine Pulley, Ford, Lincoln, Mercury, Each
Part Number: TFF-7068RF6GRED
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Alternators, High-Amp Output, GM 10SI/10DN/12SI, 12 V, 100 amps, Yellow Powdercoated, Serpentine Pulley, Ford, Lincoln, Mercury, Each
Part Number: TFF-7068RF6GY
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Alternator, Internal Regulator, 100 Amp, One Wire, V-Belt Pulley, Black Chrome, Ford, L4/L6/V6/V8, Each
Part Number: TFF-7068ABULL7
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Alternators, High-Amp Output, Ford 1G, 12 V, 70 amps, Yellow Powdercoated, V-belt Pulley, AMC, Ford, Jeep, Lincoln, Mercury, Each
Part Number: TFF-7078NHYELLOW
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
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