Gain extra benefits by becoming a Supporting Member Click here find out how!
Silver
 Gold ***Platinum***
Mike Lemons (5)drtyler (4)super_cheyenne (9)idaho (4)
chevygenie (7) martiny (6)Alan76 (2)pm5471 (9)AWD Impala
dcairns (2)NCCaprice SARPat
MotorCity57 (9)Donolie (2)
pvs409Crusty66
50sChevys (11)

Zreyn (2)
SDietrich (2) corvesy
Trilfaz (2)

Classic Performance Products
Ciadella Interiors American Auto Wire Art Morrison.com
Hellwig Products Inc Chevrolet Dealers Performance Rod & CustomChevrolet Dealers
Centerforce -- High Torque Light Pedal
Impala Bob's Bob's Chevy Trucks Bob's Chevelle Parts Bob's Classic Chevy

  >> Switch to Mobile Version <<

Location:  Main Index » Forum Index » The Corvettes » C3 Generation (1968-1982) » what does it mean
Recent Hot Topics
Current Quote
"I'm thinking after 12 years, this HAS to be the very best Chevy site on the net.....just sayin"
~ Supporting Member
Recent Topics
Become a Supporting Member
Show the world you're a member
of this great online community.

Order your ChevyTalk T-Shirt
Join the ChevyTalk Mailing List
Email:

Check us out on the following
Social Networks
Username Post: what does it mean        (Topic#284128)
evot123 
Contributor
 Posts: 205

Loc: s.c.
Reg: 02-11-09
 07-15-12 11:36 AM - Post#2248417    

i have a corvette 427 435 horse engine that the production date is 11 of 67. my question is faceing the engine with the timing cover off on the right hand side(under the timing cover) it has hi-perf and right under that in letters about 1-1- 1/2 inches tall it has 3x. does anyone know what the big 3x means thats cast into the block. thanks...mike
dont give up, help is on the way


 

Share on Facebook  
Icon Legend Permissions Topic Options
Report Post

Quote Post

Quick Reply
Print Topic

Email Topic

241 Views
Location:  Main Index » Forum Index » The Corvettes » C3 Generation (1968-1982) » what does it mean
FusionBB
FusionBB™ Version 2.1
©2003-2006 InteractivePHP, Inc.
Execution time: 0.13 seconds.   Total Queries: 13   Zlib Compression is on.
All times are (GMT -0800) Pacific. Current time is 08:20 PM
Top