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For discussion of Engine issues related to C4 Corvettes


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Temperature of oil in the morning
    by Our-83 12/29/22 8:44am
     Views: 153, Replies: 3
Last Activity by: manchester 
    12/29/22 2:24pm Go directly to most recent post

New Opti and water pump install (Dial-Up BEWARE!!)
    by LT1*C4 11/3/09 10:52pm
     Views: 8308, Replies: 16
Last Activity by: Dans vette 
    12/28/22 11:11am Go directly to most recent post

spark plug wires
    by 92man 12/4/22 6:17pm
     Views: 362, Replies: 7
Last Activity by: 92man 
    12/9/22 2:17am Go directly to most recent post

oil dipstick
    by Broke Ol Biker 11/25/22 9:52pm
     Views: 252, Replies: 3
Last Activity by: Norsky 
    11/27/22 12:14am Go directly to most recent post

1996 LT4 Engine Miss Solved!
    by Cardog19 6/10/22 5:13pm
     Views: 395, Replies: 1
Last Activity by: Norsky 
    6/10/22 8:11pm Go directly to most recent post

Oil leak
    by GmansVettes 10/13/21 8:08am
     Views: 495, Replies: 0
Last Activity by: GmansVettes
    10/13/21 8:08am 

1986 Lower Intake Manifold Questions
    by Kenlou 8/4/21 7:14am
     Views: 4747, Replies: 1
Last Activity by: Hockeyjeff85Vett 
    8/10/21 8:56pm Go directly to most recent post

1995 code H13
    by 1995 Black mistress 8/5/21 2:48pm
     Views: 834, Replies: 2
Last Activity by: Adams' Apple 
    8/10/21 7:29pm Go directly to most recent post

1989 C4
    by David Cannistraro 7/27/21 10:33pm
     Views: 722, Replies: 1
Last Activity by: Black Shark 
    7/28/21 5:41am Go directly to most recent post

technical question about connecting rods
    by fabio075 7/14/21 5:11am
     Views: 3378, Replies: 1
Last Activity by: Adams' Apple 
    7/14/21 7:49pm Go directly to most recent post

rocker arm information
    by fabio075 1/12/21 3:05pm
     Views: 1047, Replies: 3
Last Activity by: Adams' Apple 
    1/13/21 11:02pm Go directly to most recent post

C4 won't start
    by Tommy Fa 11/17/20 10:30am
     Views: 973, Replies: 2
Last Activity by: Adams' Apple 
    11/17/20 11:41am Go directly to most recent post

Diagnostics Scanner
    by Wayne H. 11/5/20 4:05pm
     Views: 1028, Replies: 2
Last Activity by: Wayne H. 
    11/6/20 10:03am Go directly to most recent post

oil cooler line
    by griz85 10/27/20 11:54am
     Views: 788, Replies: 2
Last Activity by: Adams' Apple 
    10/27/20 7:42pm Go directly to most recent post

1993 High oil Temp
    by jas2fast 9/10/17 6:50pm
     Views: 1678, Replies: 1
Last Activity by: jrods 
    8/9/20 1:32pm Go directly to most recent post

1992 Corvette LT1 Spark Plugs, Timing Comparison to 1993
    by Superc63 4/22/20 4:03pm
     Views: 1425, Replies: 4
Last Activity by: Superc63 
    5/20/20 6:37pm 

Engine troubles
    by Chev26 11/14/19 5:03pm
     Views: 1524, Replies: 2
Last Activity by: Chev26 
    11/15/19 3:08pm Go directly to most recent post

Engine code 36
    by aldocar 9/23/19 5:21pm
     Views: 2280, Replies: 3
Last Activity by: Hawkvettebloke 
    10/28/19 2:43pm Go directly to most recent post

Clank!!! Not a good sound on start up.
    by indy99 9/16/19 9:39am
     Views: 1248, Replies: 2
Last Activity by: indy99 
    9/17/19 1:00pm Go directly to most recent post

Knock sensors and cooling fans
    by CurtSutherly 7/9/19 1:19pm
     Views: 1418, Replies: 1
Last Activity by: Black Shark 
    7/10/19 5:19am Go directly to most recent post

'96 Water Pump help
    by shaunl1224 5/25/19 12:00pm
     Views: 1131, Replies: 0
Last Activity by: shaunl1224
    5/25/19 12:00pm 

L98 Oil Cooler
    by Superc63 5/5/19 4:48am
     Views: 2147, Replies: 1
Last Activity by: 86er 
    5/11/19 1:23am Go directly to most recent post

Pre 95 Scanners
    by OConn962 4/16/19 12:49pm
     Views: 2553, Replies: 2
Last Activity by: OConn962 
    4/17/19 11:11am Go directly to most recent post

1987 L98 w/ automatic stalls in traffic, and refires later.
    by hncook51 4/11/19 6:09pm
     Views: 3255, Replies: 8
Last Activity by: hncook51 
    4/14/19 1:21pm Go directly to most recent post

LT1 Died While Driving, Would Fire When Key Turned to Off
    by Superc63 3/31/19 8:56am
     Views: 1536, Replies: 1
Last Activity by: Black Shark 
    4/1/19 9:11am Go directly to most recent post