Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - View Single Post - Lighter valve springs

Gasoline Fumes · 11-22-2015, 11:25 PM

The Honda CRX HF valve springs are much weaker than the regular Civic/CRX valve springs. And the HF did have a lower redline. 5000 RPM versus 6500 RPM.

11-22-2015, 11:25 PM	#33 (permalink)
Gasoline Fumes Too many cars Join Date: Oct 2009 Location: New York State Posts: 1,610 CRXFi - '88 Honda CRX XFi Insight 256 - '00 Honda Insight Team Honda Gen-1 Insights Insight 5342 (no IMA) - '00 Honda Insight Team Honda Gen-1 Insights 90 day: 66.3 mpg (US) Thanks: 1,360 Thanked 810 Times in 481 Posts	The Honda CRX HF valve springs are much weaker than the regular Civic/CRX valve springs. And the HF did have a lower redline. 5000 RPM versus 6500 RPM. __________________ 2000 Honda Insight 2000 Honda Insight 2000 Honda Insight 2006 Honda Insight (parts car) 1988 Honda CRXFi 1994 Geo Metro