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Mr. Gasket Starter - Small And Big Block Chevrolet - Mini - Zinc/Natural with Bolts & Shims

168 Tooth Flywheel/Flexplate - Staggered Bolts

PART# 51306ZG

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$142.95   Suggested Retail
$127.95   Your Price
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Mr Gasket starters are built using all new components (not remanufactured) and exceed OEM specifications for maximum performance and durability. OEM Style (Permanent Magnet Gear Reduction Style Starter). Fits Most 1955-'93 Small Block and Big Block Chevrolet Engines w/ Offset Mounting Pattern & 168 Tooth Flywheel.


  • Made with premium all new Components (not remanufactured)
  • Ideal for HP, Muscle Cars, Trucks & Daily Drivers
  • Hand Assembled & tested
  • No core charge or core return hassle
  • Fits 1955-'93 Small Block & Big Block Chevrolet w/ Offset Mounting Bolts
  • 2.3 HP
  • Gear Reduction Ratio 4.4:1
  • Maximum Recommended Compression Ratio 12:1
  • Weight 9 lbs.
  • Includes Mounting Bolts & Shims
  • Fits 168 Tooth Flywheel or Flexplate


Adjustable Mounting BlockNo
BrandMr. Gasket
Emission Code5
Flywheel or Flexplate168 Tooth
Gear Reduction Ratio4.4:1
Maximum Recommended Compression Ratio12:1
Mounting Block MaterialCast Aluminum
Product TypeStarter
Starter StylePMGR
Part Number51306ZG


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.

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        Some parts are not legal for use in California or other states with similar regulations.