NOSR 1967-69 CAMARO CORVETTE CHEVELLE CHEVY II CHEVROLET VACUMM MODULATOR VALVE
type: Unknown Type
Vendor: CorvairFarmer
Description:
NC NOSR 1967 CAMARO CORVETTE CHEVELLE CHEVY II CHEVROLET VACUMM MODULATOR VALVE
CHEVROLET — POWERGLIDE APPLICATIONS
| Years | Model | Engine | Notes |
|---|---|---|---|
| 1963–1969 | Camaro | 250 / 283 / 327 | All with Powerglide |
| 1963–1969 | Corvette | 327 | Powerglide‑equipped cars |
| 1963–1969 | Chevelle / Malibu | 250 / 283 / 327 | Powerglide only |
| 1963–1969 | Chevy II / Nova | 250 / 283 / 327 | Powerglide only |
| 1957–1969 | Full‑size Chevy (Impala, Bel Air, Biscayne)** | Various | Listed in multiple NOS ads as compatible with earlier PG units |
📐 PART FUNCTION
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Controls shift timing and line pressure in the Powerglide transmission
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Uses engine vacuum to modulate hydraulic pressure
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Critical for proper upshift/downshift behavior
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Direct screw‑in replacement for original GM unit
GM PART NUMBER 3905487
NOTE -PARTS BOOK - SAYS 1967-69 250 283 327 CUI ALL W/ PG - MADE IN THE USA
