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MSD Distributor Gear Iron 8531

MSD Distributor Gear Iron 8531
$68.99 ea
NEWARRIVING SOONEstimated Ship Date 10/16/2023 (If Ordered Today)75 available from HOLLEY PERFORMANCE PRODUCTS as of 09/23/2023
Model: 4017804
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
STANDARD
DELIVERY
This gear test fixture features variable rpm and oil pressure control allowing MSD engineers the ability to maintain the exact conditions that they want for gear tests. Severe loads can be placed on the gear and the fixture can spin up to 10,000 rpm. Features increased outer hardened layer thickness (RC 55-60). Micro polished surface for smooth contact. Proprietary formulated ductile iron. Melonite QPQ coated reduces friction and initial wear. Interstitial carbide concentration improves wear resistance and running properties.
Features:
  • Increased outer hardened layer thickness (RC 55-60)
  • Micro Polished Surface For Smooth Contact
  • Proprietary formulated ductile iron.
  • Melonite QPQ coated reduces friction and initial wear
  • Interstitial carbide improves wear resistance/running properties
Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations

About MSD Ignition

Racers never stop experimenting as they search for every way to wring out more power or handling performance to to gain an edge over the competition. The team at MSD is no different as we strive to deliver the products you  need to meet your performance goals. We continue to innovate and invent components and technology that deliver  performance and reliability with products that are easy to use and install. 

Over the course of 40-plus years, MSD Performance has been driving the development of innovative components  that helped shape the way our cars race and perform. From super speedways to road courses, land speed racing to  top fuel dragsters, and of course your traditional hot rod, MSD has provided the components to fire nearly anything in  motorsports.

MSD was the first company to develop and offer the multiple sparking, capacitive discharge ignition for engines. The line of MSD 6-Series Ignitions are the most popular aftermarket ignitions in the world due to our race-proven performance on the track and our reliability on the street!

Early on, MSD focused squarely on ignition systems with revolutionary products like the multiple sparking CD ignition, timing and rev controls, billet aluminum distributors and the Pro-Mag, an incredible breakthrough in power  and endurance. 

Today MSD is developing electronics for your entire powertrain. The Atomic EFI systems for the LS engine platform and throttle body are now complemented with a transmission controller. Our DynaForce Starters and Alternators  ensure that your engine cranks over to fire up and the Alternators keep it charged. MSD is poised to deliver components that work and communicate together to provide performance and value.

Downloads:

Download Name File Size
8531_add.pdf57.24KB

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Years Engine Fitment Notes
Buick Skylark 1977 5.0L / 305 / V8
5.7L / 350 / V8		 0.5 in. ID; Chevy Gears
Buick Skylark 1978 5.0L / 305 / V8
5.7L / 350 / V8		 0.5 in. ID; Chevy Gears
Buick Skylark 1979 5.0L / 305 / V8
5.7L / 350 / V8		 0.5 in. ID; Chevy Gears
Chevrolet Chevelle 1964 0.5 in. ID; Chevy Gears
Chevrolet Chevelle 1965 5.3L / 327 / V8
4.6L / 283 / V8
3.8L / 230 / L6
3.2L / 194 / L6
5.4L / 327 / V8		 0.5 in. ID; Chevy Gears
Chevrolet Chevelle 1966 6.5L / 396 / V8
5.3L / 327 / V8
4.6L / 283 / V8
3.8L / 230 / L6
3.2L / 194 / L6		 0.5 in. ID; Chevy Gears
Chevrolet Chevelle 1967 6.5L / 396 / V8
5.3L / 327 / V8
4.6L / 283 / V8
3.8L / 230 / L6
4.1L / 250 / L6
5.4L / 327 / V8		 0.5 in. ID; Chevy Gears
Chevrolet Chevelle 1968 6.5L / 396 / V8
5.3L / 327 / V8
5.0L / 307 / V8
4.1L / 250 / L6
3.8L / 230 / L6
5.4L / 327 / V8		 0.5 in. ID; Chevy Gears
Chevrolet Chevelle 1969 0.5 in. ID; Chevy Gears
Chevrolet Chevelle 1970 0.5 in. ID; Chevy Gears
Chevrolet Chevelle 1971 7.4L / 454 / V8
5.0L / 307 / V8
4.1L / 250 / L6
6.6L / 400 / V8
5.7L / 350 / V8		 0.5 in. ID; Chevy Gears
Chevrolet Chevelle 1972 7.4L / 454 / V8
6.6L / 402 / V8
5.0L / 307 / V8
4.1L / 250 / L6
5.7L / 350 / V8		 0.5 in. ID; Chevy Gears
Chevrolet Chevelle 1973 7.4L / 454 / V8
5.0L / 307 / V8
4.1L / 250 / L6
5.7L / 350 / V8		 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1964 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1965 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1966 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1967 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1968 6.5L / 396 / V8
5.3L / 327 / V8
5.0L / 307 / V8
4.1L / 250 / L6
3.8L / 230 / L6
5.4L / 327 / V8		 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1969 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1970 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1971 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1972 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1973 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1974 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1975 5.7L / 350 / V8
6.6L / 400 / V8		 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1976 5.0L / 305 / V8
5.7L / 350 / V8
6.6L / 400 / V8		 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1977 5.0L / 305 / V8
5.7L / 350 / V8		 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1978 5.0L / 305 / V8
5.7L / 350 / V8		 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1979 5.0L / 305 / V8
5.7L / 350 / V8		 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1980 5.0L / 305 / V8 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1981 5.0L / 305 / V8 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1982 5.0L / 305 / V8 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1983 5.0L / 305 / V8 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1984 5.0L / 305 / V8 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1985 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1986 0.5 in. ID; Chevy Gears
Chevrolet El Camino 1987 0.5 in. ID; Chevy Gears
Chevrolet Laguna 1973 7.4L / 454 / V8
5.7L / 350 / V8		 0.5 in. ID; Chevy Gears
Chevrolet Laguna 1974 0.5 in. ID; Chevy Gears
Chevrolet Laguna 1975 5.7L / 350 / V8
6.6L / 400 / V8		 0.5 in. ID; Chevy Gears
Chevrolet Laguna 1976 0.5 in. ID; Chevy Gears
Chevrolet Malibu 1964 0.5 in. ID; Chevy Gears
Chevrolet Malibu 1965 5.3L / 327 / V8
4.6L / 283 / V8
3.8L / 230 / L6
3.2L / 194 / L6		 0.5 in. ID; Chevy Gears
Chevrolet Malibu 1966 0.5 in. ID; Chevy Gears
Chevrolet Malibu 1967 0.5 in. ID; Chevy Gears
Chevrolet Malibu 1973 7.4L / 454 / V8
5.0L / 307 / V8
4.1L / 250 / L6
5.7L / 350 / V8		 0.5 in. ID; Chevy Gears
Chevrolet Malibu 1974 0.5 in. ID; Chevy Gears
Chevrolet Malibu 1975 7.4L / 454 / V8
5.7L / 350 / V8
6.6L / 400 / V8		 0.5 in. ID; Chevy Gears
Chevrolet Malibu 1976 5.0L / 305 / V8
5.7L / 350 / V8
6.6L / 400 / V8		 0.5 in. ID; Chevy Gears
Chevrolet Malibu 1977 5.0L / 305 / V8
5.7L / 350 / V8		 0.5 in. ID; Chevy Gears
Chevrolet Malibu 1978 5.0L / 305 / V8
5.7L / 350 / V8		 0.5 in. ID; Chevy Gears
Chevrolet Malibu 1979 5.0L / 305 / V8
5.7L / 350 / V8		 0.5 in. ID; Chevy Gears
Chevrolet Malibu 1980 5.0L / 305 / V8
5.7L / 350 / V8		 0.5 in. ID; Chevy Gears
Chevrolet Malibu 1981 5.0L / 305 / V8
5.7L / 350 / V8		 0.5 in. ID; Chevy Gears
Chevrolet Malibu 1982 5.0L / 305 / V8 0.5 in. ID; Chevy Gears
Chevrolet Malibu 1983 5.0L / 305 / V8 0.5 in. ID; Chevy Gears
Oldsmobile Cutlass 1978 5.0L / 305 / V8
5.7L / 350 / V8		 0.5 in. ID; Chevy Gears
Oldsmobile Cutlass 1979 5.0L / 305 / V8
5.7L / 350 / V8		 0.5 in. ID; Chevy Gears
Oldsmobile Cutlass 1980 5.0L / 305 / V8 0.5 in. ID; Chevy Gears
Pontiac Grand Prix 1978 5.0L / 305 / V8 0.5 in. ID; Chevy Gears
Pontiac Grand Prix 1979 5.0L / 305 / V8 0.5 in. ID; Chevy Gears
Pontiac Grand Prix 1980 5.0L / 305 / V8 0.5 in. ID; Chevy Gears
Pontiac Grand Prix 1983 5.0L / 305 / V8 0.5 in. ID; Chevy Gears
Pontiac Grand Prix 1984 5.0L / 305 / V8 0.5 in. ID; Chevy Gears
Pontiac Grand Prix 1985 5.0L / 305 / V8 0.5 in. ID; Chevy Gears
Pontiac Grand Prix 1986 4.3L / 262 / V6
5.0L / 305 / V8		 0.5 in. ID; Chevy Gears
Pontiac Grand Prix 1987 4.3L / 262 / V6
5.0L / 305 / V8		 0.5 in. ID; Chevy Gears
Pontiac LeMans 1977 5.0L / 305 / V8 0.5 in. ID; Chevy Gears
Pontiac LeMans 1978 5.0L / 305 / V8
5.7L / 350 / V8		 0.5 in. ID; Chevy Gears
Pontiac LeMans 1979 5.0L / 305 / V8
5.7L / 350 / V8		 0.5 in. ID; Chevy Gears
Pontiac LeMans 1980 5.0L / 305 / V8 0.5 in. ID; Chevy Gears

Specifications:

Distributor Type Accessories
Emission Code 5
Gear I.D. .500"
Gear Inside Diameter 0.500 in.
Part Type Distributor Drive Gear

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