Shop By Product Matching "Powermaster"
Choose your Engine for your 1989 Chevrolet G20
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- 12si; 150 Amp; 100 Idle; 1V Pulley; Black
- Alternator; 12si; 150 Amp; 100 Idle; 1 Groove V Type Pulley; Black;
- Alternator
- Product Attributes:
- Amperage: 150 Amp
-
Features:
- Most Popular Classic Look
- 150 Plus Amps At Top End/100 Plus Amps At Idle
- One Unit For 1 Or 3 Wire Operation
- Individually Dyno Tested with Proof of Performance Guarantee
- High Output Replacement For Early 10DN/10SI/12SI Alternators
- Powermaster has a variety of alternators available for various applications.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1989 - Chevrolet G20 | V | - | 8 Cyl 6.2L | 379 |
- 12si; 150 Amp; 100 Idle; 1 Groove V Type Pulley; Black
- Alternator; 12si; 150 Amp; 100 Idle; 1 Groove V Type Pulley; Black;
- Alternator
- Product Attributes:
- Amperage: 150 Amp
-
Features:
- Most Popular Classic Look
- 150 Plus Amps At Top End/100 Plus Amps At Idle
- One Unit For 1 Or 3 Wire Operation
- Individually Dyno Tested with Proof of Performance Guarantee
- High Output Replacement For Early 10DN/10SI/12SI Alternators
- Powermaster has a variety of alternators available for various applications.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1989 - Chevrolet G20 | V | - | 8 Cyl 6.2L | 379 |
- 12si; 150 Amp; 100 Idle; 1 Groove V Type; Baffle; Black
- Alternator; 12si; 150 Amp; 100 Idle; 1 Groove V Type; Baffle; Black;
- Alternator
- Product Attributes:
- Amperage: 150 Amp
-
Features:
- Most Popular Classic Look
- 150 Plus Amps At Top End/100 Plus Amps At Idle
- One Unit For 1 Or 3 Wire Operation
- Individually Dyno Tested with Proof of Performance Guarantee
- High Output Replacement For Early 10DN/10SI/12SI Alternators
- Powermaster has a variety of alternators available for various applications.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1989 - Chevrolet G20 | V | - | 8 Cyl 6.2L | 379 |
- 12si; 150 Amp; 100 Idle; 1V; Baffle; Black
- Alternator; 12si; 150 Amp; 100 Idle; 1 Groove V Type; Baffle; Black;
- Alternator
- Product Attributes:
- Amperage: 150 Amp
-
Features:
- Most Popular Classic Look
- 150 Plus Amps At Top End/100 Plus Amps At Idle
- One Unit For 1 Or 3 Wire Operation
- Individually Dyno Tested with Proof of Performance Guarantee
- High Output Replacement For Early 10DN/10SI/12SI Alternators
- Powermaster has a variety of alternators available for various applications.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1989 - Chevrolet G20 | V | - | 8 Cyl 6.2L | 379 |
- 12si; 150 Amp; 100 Idle; 1 Groove V Type Pulley; Natural
- Alternator; 12si; 150 Amp; 100 Idle; 1 Groove V Type Pulley; Natural;
- Alternator
- Product Attributes:
- Amperage: 150 Amp
-
Features:
- Most Popular Classic Look
- 150 Plus Amps At Top End/100 Plus Amps At Idle
- One Unit For 1 Or 3 Wire Operation
- Individually Dyno Tested with Proof of Performance Guarantee
- High Output Replacement For Early 10DN/10SI/12SI Alternators
- Powermaster has a variety of alternators available for various applications.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1989 - Chevrolet G20 | V | - | 8 Cyl 6.2L | 379 |
- 12si; 150 Amp; 100 Idle; 1V Pulley; Natural
- Alternator; 12si; 150 Amp; 100 Idle; 1 Groove V Type Pulley; Natural;
- Alternator
- Product Attributes:
- Amperage: 150 Amp
-
Features:
- Most Popular Classic Look
- 150 Plus Amps At Top End/100 Plus Amps At Idle
- One Unit For 1 Or 3 Wire Operation
- Individually Dyno Tested with Proof of Performance Guarantee
- High Output Replacement For Early 10DN/10SI/12SI Alternators
- Powermaster has a variety of alternators available for various applications.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1989 - Chevrolet G20 | V | - | 8 Cyl 6.2L | 379 |
- 12si; 150 Amp; 100 Idle; 1V; Baffle; Natural
- Alternator; 12si; 150 Amp; 100 Idle; 1 Groove V Type; Baffle; Natural;
- Alternator
- Product Attributes:
- Amperage: 150 Amp
-
Features:
- Most Popular Classic Look
- 150 Plus Amps At Top End/100 Plus Amps At Idle
- One Unit For 1 Or 3 Wire Operation
- Individually Dyno Tested with Proof of Performance Guarantee
- High Output Replacement For Early 10DN/10SI/12SI Alternators
- Powermaster has a variety of alternators available for various applications.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1989 - Chevrolet G20 | V | - | 8 Cyl 6.2L | 379 |
- 12si; 150 Amp; 100 Idle; 1 Groove V Type; Baffle; Natural
- Alternator; 12si; 150 Amp; 100 Idle; 1 Groove V Type; Baffle; Natural;
- Alternator
- Product Attributes:
- Amperage: 150 Amp
-
Features:
- Most Popular Classic Look
- 150 Plus Amps At Top End/100 Plus Amps At Idle
- One Unit For 1 Or 3 Wire Operation
- Individually Dyno Tested with Proof of Performance Guarantee
- High Output Replacement For Early 10DN/10SI/12SI Alternators
- Powermaster has a variety of alternators available for various applications.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1989 - Chevrolet G20 | V | - | 8 Cyl 6.2L | 379 |
- 12si; 150 Amp; 100 Idle; 1V; Baffle And Cone; Chrome
- Alternator; 12si; 150 Amp; 100 Idle; 1 Groove V Type; Baffle And Cone; Chrome;
- Alternator
- Product Attributes:
- Amperage: 150 Amp
-
Features:
- Most Popular Classic Look
- 150 Plus Amps At Top End/100 Plus Amps At Idle
- One Unit For 1 Or 3 Wire Operation
- Individually Dyno Tested with Proof of Performance Guarantee
- High Output Replacement For Early 10DN/10SI/12SI Alternators
- Powermaster has a variety of alternators available for various applications.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1989 - Chevrolet G20 | V | - | 8 Cyl 6.2L | 379 |
- 12si; 150 Amp; 100 Idle; 1 Groove V Type; Baffle And Cone; Chrome
- Alternator; 12si; 150 Amp; 100 Idle; 1 Groove V Type; Baffle And Cone; Chrome;
- Alternator
- Product Attributes:
- Amperage: 150 Amp
-
Features:
- Most Popular Classic Look
- 150 Plus Amps At Top End/100 Plus Amps At Idle
- One Unit For 1 Or 3 Wire Operation
- Individually Dyno Tested with Proof of Performance Guarantee
- High Output Replacement For Early 10DN/10SI/12SI Alternators
- Powermaster has a variety of alternators available for various applications.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1989 - Chevrolet G20 | V | - | 8 Cyl 6.2L | 379 |
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