Availability
OLDSMOBILE Tuff Stuff Performance Ignitions & Electrical
Alternators and Generators, Silver Bullet Alternators, GM 10si Case Style, 12 V, 100 amps, Chrome, Serpentine Pulley, AMC, Chevrolet, GMC, Jeep, Each
Part Number: TFF-7139ABUL6G12
Not Yet Reviewed
Estimated Ship Date: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 2026 if ordered today
Starter, Gear Reduction, Full Size, Inline Mount, Chrome, GM V6, Each
Part Number: TFF-6431NA
Not Yet Reviewed
Estimated Ship Date: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 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: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 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: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 2026 if ordered today
Alternator, Polished, 100 Amps, V-Belt, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each
Part Number: TFF-7139BBULL
Estimated Ship Date: Jul 23, 2026 if ordered today
Estimated Ship Date: Jul 23, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Tuff Stuff Performance High-Amp Output Factory Cast-Plus Alternators 7127D12
Estimated Ship Date: Monday 4/27/2026
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: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 2026 if ordered today
Alternator, Internal Regulator, 12V, 170 Amp, CS144, Serpentine, Black, GM, Each
Part Number: TFF-7290NB6G
Not Yet Reviewed
Estimated Ship Date: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 2026 if ordered today
Alternator, CS130, 160 Amp, Black Powdercoated, V Belt, Right Offset, Each
Part Number: TFF-7860G
Not Yet Reviewed
Estimated Ship Date: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 2026 if ordered today
Alternator, CS130, Polished, 105 Amps, Serpentine, Center Offset, Chevy, Pontiac, 5.7L, Each
Part Number: TFF-7866DP6G
Not Yet Reviewed
Estimated Ship Date: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 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: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 2026 if ordered today
Alternator, KoolCharger 160 amp, Chrome, 1-wire or OEM Hookup 6 Groove Serpentine, Center Offset, Chevy, GMC, Each
Part Number: TFF-7866F6G
Not Yet Reviewed
Estimated Ship Date: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 2026 if ordered today
Alternator, Bullet Fan, 6 Groove Pulley, 160 amp, Natural As Cast, 1-Wire or OEM Hookup, Right Offset, GM, Each
Part Number: TFF-7860K-16G22
Not Yet Reviewed
Estimated Ship Date: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 2026 if ordered today
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: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 2026 if ordered today
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: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 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-7140ABULL9
Not Yet Reviewed
Estimated Ship Date: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 2026 if ordered today
Alternator, Internal Regulator, 12V, 170 Amp, CS144, Serpentine, Chrome Plated, GM, Each
Part Number: TFF-7290NA6G
Estimated Ship Date: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 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-7139FBULL6
Not Yet Reviewed
Estimated Ship Date: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 2026 if ordered today
Alternator, Black, 80 Amp, 1-wire, Serpentine, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each
Part Number: TFF-7127NE6G
Not Yet Reviewed
Estimated Ship Date: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 2026 if ordered today
Alternator, Chrome, 105 Amps, Serpentine, Center Offset, Chevy, Pontiac, Each
Part Number: TFF-7866D6G
Not Yet Reviewed
Estimated Ship Date: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 2026 if ordered today
Alternator, Performance, Kool-Charger, High Amp, GM CS130 Case Style, 12 V, 105 Amps, Natural, Right Offset, Serpentine Pulley, Each
Part Number: TFF-7860-16G
Not Yet Reviewed
Estimated Ship Date: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 2026 if ordered today
Alternator, Polished, 160 Amps, V-Belt, Center Offset, Chevy, Pontiac, Each
Part Number: TFF-7866BBULL
Not Yet Reviewed
Estimated Ship Date: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 2026 if ordered today
Alternator, Internal Regulator, 12V, 250 Amp, CS144, Serpentine, Chrome Plated, GM, Each
Part Number: TFF-7290NE6G
Estimated Ship Date: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 2026 if ordered today
Alternator, 225 MAX AMP, 6-Groove, OEM Wire, Natural, Serpentine Pulley, Center Offset, Each
Part Number: TFF-8321FC6GOE
Not Yet Reviewed
Estimated Ship Date: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 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: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 2026 if ordered today
Alternator, Performance, High Amp, GM 10si Case Style, 12 V, 100 Amps, Red Powdercoated, V-belt Pulley, Each
Part Number: TFF-7127NFBW
Not Yet Reviewed
Estimated Ship Date: Jul 21, 2026 if ordered today
Estimated Ship Date: Jul 21, 2026 if ordered today
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