answersLogoWhite

0

Auto>General Auto

What is the Compresstion ratio for 1981 305?

User Avatar

Anonymous

∙ 16y ago
Updated: 9/15/2023

Advertised Compression is: 2-barrel carburetor engine is--8.5:1

The 4-barrel engine is---9.2:1

User Avatar

Wiki User

∙ 16y ago
Copy

What else can I help you with?

Related Questions

What is the normal compression for a 1981 Chevy 305?

The normal compression ratio for a 1981 Chevy 305 engine is typically around 8.0:1 to 8.5:1, depending on the specific model and configuration. This ratio can vary slightly based on factors such as factory specifications and any modifications made to the engine. It's important to check the specific engine code and configuration for the most accurate information.


Compresstion on a 5.7 hemi?

10.5:1


What is the spark plug gap for a 1981 305?

0.045


What was El Camino 305 axle ratio?

probably a 3.08


What is the max RPM of a 1981 305?

red line's at 5500


Will a 1962 intake fit an 1981 305 motor?

yes


What gear ratio is in a 1979 Monte Carlo 305 4bbl engine?

Most likely a 2.29:1 ratio


What is the compression ratio on 1978 305 Chevy engine?

8.3:1 is stock


Will Chevy 305 heads fit on a Chevy 307?

Yes they will, but 305 heads have a smaller combustion chamber so it may raise your compression ratio.


How much horsepower in a 1981 camaro z28?

305 - 165, 350 - 190


Do 350 heads on a 305 help?

No. It lowers the compression ratio and reduces power output.


What ratio rocker arm does the 87 305 GM roller motor use?

1.5:1

Trending Questions
How does the braking system sense low tire pressure? What does ect mean on a car? What is the best home owners insurance? You have traffic tickets that are three years old that you never went to court over would they still be in the system? Have a auto with cracked block and need to get it home what can you put in block to get it home? How did people get around before cars? How many cars can one own in the state of il without a dealership license? How much is homeowners insurance? You have no car insurance and are involved in an accident that is not your fault does their insurance still pay for damages to your vehicle? What version of remind me is in the Geico commercial? How long should a carpet last? Which gauge indicates the total number of miles your car has been driven since it was manufactured? Insulated windows life expectancy? You have insurance on your home but no replacement insurance What does this mean? What cars bolt pattern is 4x114.3? What kind of transmission does the 2011 GMC Acadia have? What is legal guarantee that the manufacturer will provide certain repairs should portions of the car wear out earlier than expected? How do you replace the back glass in case backhoe? What is Long and short loop autonomic reflex? What types of car insurance coverage does State Farm offer?

Resources

Leaderboard All Tags Unanswered

Top Categories

Algebra Chemistry Biology World History English Language Arts Psychology Computer Science Economics

Product

Community Guidelines Honor Code Flashcard Maker Study Guides Math Solver FAQ

Company

About Us Contact Us Terms of Service Privacy Policy Disclaimer Cookie Policy IP Issues
Answers Logo
Copyright ©2026 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.