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#9107140
Tuff Stuff Silver Bullet One Wire Alternator - 140 Amp GM V-Belt Pulley
- Designed to fit GM mounts with V-belt pulley
- Features a 140 Amp current rating
- Available in black or chrome finish to custom match your engine bay
$185.99
/each
On Backorder
$282.05
Save $96.06
Quantity
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Product Summary
One Wire Alternator, 140 amp Alternator Amperage, Black
- Designed to fit GM mounts with V-belt pulley
- Features a 140 Amp current rating
- Available in black or chrome finish to custom match your engine bay
- Alternator is engineered to generate 80 AMPS at idle (750 RPM x 2.5 Pulley Ratio)
- Billet fan and pulley are designed for performance and looks
Key Specs
| MFG. Part # | Select Finish |
| One Wire Alternator | Yes |
| Alternator Amperage | 140 amp |
| Alternator Finish | Select Finish |
| Pulley Style | V-belt |
Need To Know
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Details
The Silver Bullet alternators are 100% new construction with a distinctive billet fan and pulley for good looks and increased performance. They are a one-wire hook-up with ultra low cut-in regulator which charges from a idle up to highway speeds.
Fits GM mounts with V-belt pulley. 140 amp rating. Available in black powder coated or chrome finish.
This alternator generates 80 AMPS at idle (750 RPM x 2.5 Pulley Ratio).
Guides & Documents
Specifications
Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | Select Finish to see |
| Brand | Tuff Stuff |
| One Wire Alternator | Yes |
| Alternator Amperage | 140 amp |
| Alternator Finish | Select Finish to see |
| Pulley Style | V-belt |
| Belt Type | V-Belt |
| GENERAL | |
| Alternator Case Style | GM 10SI/10DN/12SI |
| Voltage Required | 12-Volt |
| Regulator | Internal |
| Regulator Style | Internal |
| Regulator Included | Yes |
| Alternator Pulley Included | Yes |
| Alternator Brackets Included | No |
| Color | Select Finish to see |
| Sold in Quantity | Each |
| Notes | With 12si style smooth rear housing. V-belt pulley accommodates 3/8 in. wide belts. |
| GTIN Code | Select Finish to see |
| Belt Included | No |
| Coating Type | Select Finish to see |
Ratings & Reviews
4.8
13 Reviews
Customers appreciate the high output and reliability of our alternator, especially when operating multiple high-energy appliances simultaneously, such as electric fans, fuel pumps, headlights, and stereo systems. It's reported to maintain excellent performance even under demanding conditions. The product's aesthetics have been praised, with particular mention of the polished chrome finish. However, a customer noted slight inconsistency in the chrome detailing but commended the overall quality. Installation ease is also highlighted, although compatibility with certain mounts might require modifications. Customers express overall satisfaction with the product's performance and quality.
Ratings & Reviews
4.8
13 Reviews
Customers appreciate the high output and reliability of our alternator, especially when operating multiple high-energy appliances simultaneously, such as electric fans, fuel pumps, headlights, and stereo systems. It's reported to maintain excellent performance even under demanding conditions. The product's aesthetics have been praised, with particular mention of the polished chrome finish. However, a customer noted slight inconsistency in the chrome detailing but commended the overall quality. Installation ease is also highlighted, although compatibility with certain mounts might require modifications. Customers express overall satisfaction with the product's performance and quality.
4.8
13 reviews
5
12
4
0
3
1
2
0
1
0
Most Liked Positive Review
5.0
Great item at good price
Charging great at low rpms even with smaller crank pully. Great alt when using electric fans,fuel pump and other high amp items. Few weeks old now couldn't be happier..thanks speedway motors..
Most Liked Negative Review
3.0
Alternator
Very Nice Alternator BUT chrome was dull around edges and unfortunately you can see the error on my show car. But still a nice Alternator.
Filter by Ratings
Quality
5.0
3 months ago
Rich
Middleport NY
Verified
Great looking alternator, love the black case and brushed pulley.
Would Recommend
Works and looks good
5.0
4 years ago
Bill
S.J.C. Ca
Verified
High output for my large electric fan.
Would Recommend
Awsome
5.0
5 years ago
Oneleg Joe
Arizona
Verified
This is a great alternator, fixed my charging issues.. Between elec fan, elec fuel, A/C, headlights, stereo.. No problem running everything.. Plus it looks great..
Would Recommend
i would buy this again
5.0
5 years ago
Blaster
san antonio tx
Verified
perfect product no bad things about this product
Would Recommend
Looks great
5.0
6 years ago
Bruce
Oklahoma
Verified
I bought this for my 56 F-100. I haven't started it yet but the alternator looks great.
Would Recommend
works and looks great
5.0
7 years ago
L&S
IA
Verified
I have installed a few of the Tuff Stuff alternators and have no complaints
Would Recommend
Yes
5.0
7 years ago
Lead foot
Madison wi
Verified
Bolts right up,looks great
Would Recommend
Alternator
3.0
7 years ago
James
Nixa MO
Verified
Very Nice Alternator BUT chrome was dull around edges and unfortunately you can see the error on my show car. But still a nice Alternator.
Would Recommend
yes
5.0
8 years ago
Brad
iowa
Verified
Quality was great and works as advertised, puts out more amps at lower RPM.
Would Recommend
Works well
5.0
8 years ago
Jr
San Leandro
Verified
All good...
Would Recommend
Showing 10 of 13 reviews