Tuff Stuff Performance - Free Shipping on Orders Over $109 at Summit Racing

Tuff Stuff Performance Silver Bullet Alternators 7140ABUL6G12

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

Part Number: TFF-7140ABUL6G12

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance Silver Bullet Alternators 7140ABULL12

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: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance Silver Bullet Alternators 7140ABULL6

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

Part Number: TFF-7140ABULL6

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance Silver Bullet Factory Cast Plus Alternators 7127DBULL6G

Alternator, Performance, Silver Bullet, High Amp, GM 10si Case Style, 12 V, 100 Amps, Natural, Serpentine Pulley, Each

Part Number: TFF-7127DBULL6G

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance Silver Bullet Alternators 7140ABULL9

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: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance High-Amp Output Alternators 7127NBP

Alternator, Polished, 80 Amps, V-Belt, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: TFF-7127NBP

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance High-Amp Output Stealth Black Alternators 7127NE6G

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

Part Number: TFF-7127NE6G

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance High-Amp Output Alternators 7127ND6G12

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

Part Number: TFF-7127ND6G12

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance High-Amp Output Alternators 7127ND6G7

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: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance High-Amp Output Alternators 7127NK9

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: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance Silver Bullet Alternators 7068FBULLRED

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

Part Number: TFF-7068FBULLRED

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance Silver Bullet Alternators 7068FBULLY

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: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance Silver Bullet Factory Cast Plus Alternators 7068KBULL6G

Alternator, Bullet Fan, 6 Groove Pulley, 140 amp, Natural As Cast, Ford, Each

Part Number: TFF-7068KBULL6G

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance High-Amp Output Alternators 7068NGBW

Jeep 'CJ' Alternator (Ford Style) 100 amp 1-wire black wrinkle 5.0L

Part Number: TFF-7068NGBW

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance High-Amp Output Alternators 7068RD6G

Alternator, One-Wire, Internal Regulator, Chrome Plated, Each

Part Number: TFF-7068RD6G

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Tuff Stuff Performance High-Amp Output Factory Cast-Plus Alternators 70686G

4.75 out of 5 stars ( 47 )

Estimated Ship Date: Today

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Tuff Stuff Performance High-Amp Output Alternators 7068RD6G7

Alternator, One-Wire, Internal Regulator, Black Chrome Plated, Each

Part Number: TFF-7068RD6G7

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance High-Amp Output Alternators 7068RD7

Alternator, Black Chrome, 100 Amp, 1-Wire, V-Belt, Ford, Mercury, Each

Part Number: TFF-7068RD7

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance High-Amp Output Alternators 7102NA

Alternator, Chrome, 80 Amps, V-Belt, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: TFF-7102NA

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance High-Amp Output Alternators 7102NAP

Alternator, Polished, 80 Amps, V-Belt, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: TFF-7102NAP

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance High-Amp Output Stealth Black Alternators 7102NF

Alternators, High-Amp Output Stealth Black, GM 10SI/10DN/12SI, 12 V, 80 amps, V-belt, AMC, Buick, Cadillac, Chevy, GMC, Jeep, Olds, Pontiac, Each

Part Number: TFF-7102NF

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance High-Amp Output Alternators 7102NFBLUE

Alternators, High-Amp Output, GM 10SI/10DN/12SI, 12 V, 80 amps, Blue Powdercoat, V-belt, AMC, Buick, Cadillac, Chevy, GMC, Jeep, Olds, Pontiac, Each

Part Number: TFF-7102NFBLUE

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance High-Amp Output Alternators 7102NFORANGE

Alternator, Performance, High Amp, GM 10si Case Style, 12 V, 80 Amps, Orange Powdercoated, V-Belt, Each

Part Number: TFF-7102NFORANGE

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance High-Amp Output Alternators 7102NFRED

Alternator, Performance, High Amp, GM 10si Case Style, 12 V, 80 Amps, Red Powdercoated, V-Belt, Each

Part Number: TFF-7102NFRED

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance High-Amp Output Alternators 7102NFYELLOW

Alternator, Performance, High Amp, GM 10si Case Style, 12 V, 80 Amps, Yellow Powdercoated, V-Belt, Each

Part Number: TFF-7102NFYELLOW

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance Saginaw Power Steering Brackets 6507BBLUE

Power Steering Brackets, Saginaw P Series, Left Side, Front and Rear, Steel, Blue, Long, Chevrolet, GMC, Big Block, Kit

Part Number: TFF-6507BBLUE

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Tuff Stuff Performance Parts and Accessories