Skip to the card

Card 292 of 9722026-09-25 issue

Observed arrival · 2026-09-25

GarageCalcs: an engine’s numbers, carried across 30 tools

garagecalcs.com Visit website
Editorial interest 78/100 Selection signal · not a rating of the site

A set of 30 free calculators for engine builders and car restorers, covering everything from compression and gearing to paint, wiring, and brakes.

Landing page captured for the 2026-09-25 issue.
For
Home engine builders and car restorers
Worth noticing
Saved engine details carry into compression, piston speed, carburetor, and header calculators; the site says they stay in the browser.

Field notes

The engine form asks for bore, stroke, and cylinder count, then says it carries those values into compression, piston speed, carburetor, and header calculators. Other listed tools range from cam timing based on a cam card to tire-size conversion and a restoration budget planner. The site describes its outputs as planning estimates and tells users to verify critical numbers against their parts’ specifications.

Observed signals

Read the marks

Editorial observations of this landing page, not a rating.

○OpenPublic substance visible
✦PrettyNotable craft visible
●ProPolished or operationally mature
◎NicheUnusually specific use
ƒJavaScriptBrowser-side code central

One card from the complete issue

Vandalism in Demo Mode

315,813 arrived 1,000 judged 972 catalogued Enter the complete issue
garagecalcs.com

Landing page observed 2026-09-25. The live site may have changed.