Skip to content
Standard Ignition TM-66 Automatic Transmission Vacuum Modulator

Standard Ignition TM-66 Automatic Transmission Vacuum Modulator

$51.89 - $51.89
$51.89 Includes shipping
$51.89 - $51.89
$51.89 Includes shipping

Seller: PartCatalog (98.8% positive, 47359 ratings)

Brand: Standard Ignition

Availability:
5+ in stock, ready to be shipped

Condition: New

Always Free Shipping

Most orders ship out the same business day if ordered before 1pm CST. Return within 30 days for a full refund.

Free Shipping

And 30 day returns

Call or Text

+1 (281) 761-6097

Ships from the USA

Multiple locations nationwide

Fix Now, Pay Later

Options available at checkout

Standard Ignition TM-66 Automatic Transmission Vacuum Modulator

Our Transmission Modulators contain high grade material for peak operation. With a focus on quality, our modulators are designed to deliver precision. Decades of industry leading research and development focused on meeting the technician's needs. With industry leading expertise, when original equipment fails our products are designed to fix the inherent failure issues.

Vehicle Compatibility Chart

✅ Compatible with 45 vehicles
Year Make Model Liters Cylinders Notes
1985 Avanti II
1984 Avanti II
1984 Pontiac Firebird 5.0L V8
1983 Avanti II
1983 Pontiac Firebird 5.0L V8
1982 Avanti II
1982 Pontiac Firebird 5.0L V8
1981 Avanti II
1980 Avanti II
1979 Avanti II
1978 Avanti II
1978 Cadillac Eldorado 7.0L V8 Universal
1977 Avanti II
1977 Buick Century 3.8L V6 Universal
1977 Buick Century 5.0L V8 w/ GM Trans.
1977 Buick Century 5.7L V8 w/ GM Trans.
1977 Buick Century 6.6L V8 w/ GM Trans.
1977 Buick Electra 5.7L V8 w/o High Altitude Emissions; Universal
1977 Cadillac Eldorado 7.0L V8 Universal
1976 Avanti II
1976 Chevrolet G10 4.1L L6
1976 Chevrolet G10 6.6L V8
1976 Chevrolet G20 4.1L L6 w/ GM Trans.
1976 Chevrolet G20 4.8L L6 w/ GM Trans.
1976 Chevrolet G20 6.6L V8 w/ Blue Stripe; Universal
1976 Chevrolet G20 7.4L V8 w/ GM Trans.
1976 Chevrolet G30 4.1L L6 w/ GM Trans.
1976 Chevrolet G30 4.8L L6 w/ GM Trans.
1976 Chevrolet G30 6.6L V8 w/ Blue Stripe; Universal
1976 Chevrolet G30 7.4L V8 w/ GM Trans.
1976 GMC G15 4.1L L6
1976 GMC G15 5.7L V8
1976 GMC G15 6.6L V8
1976 GMC G25 4.8L L6
1976 GMC G25 5.7L V8
1976 GMC G25 6.6L V8
1976 GMC G25 7.4L V8
1976 GMC G35 4.8L L6 w/ GM Trans.
1976 GMC G35 5.7L V8 w/ GM Trans.
1976 GMC G35 6.6L V8 w/ GM Trans.
1976 GMC G35 7.4L V8 w/ GM Trans.
1975 Avanti II
1974 Avanti II
1971 Avanti II
1970 Avanti II

Part Attributes

  • Brass

Part Interchanges

57-7004, 7R1045, 89057810, TM106, TM955, VM518, VM632WR