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Forum: C4 Engines

For discussion of Engine issues related to C4 Corvettes


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Just bought 1986 Base C4 with 3700 miles starts runs then.....
    by LilRicky53 12/28/23 4:06pm
     Views: 1907, Replies: 20
Last Activity by: snapper 23 
    8/8/24 5:43am Go directly to most recent post

1995 code H13
    by 1995 Black mistress 8/5/21 12:48pm
     Views: 2188, Replies: 3
Last Activity by: John Piluso 
    7/3/24 7:46am Go directly to most recent post

1996 LT-4 idles rough and stalls after 10 seconds.
    by Anthony DiChario 6/11/23 6:37am
     Views: 1236, Replies: 5
Last Activity by: John Piluso 
    6/6/24 3:19am 

Idle Problem
    by Ed Alvarez 6/5/24 8:18am
     Views: 931, Replies: 0
Last Activity by: Ed Alvarez
    6/5/24 8:18am 

New Opti and water pump install (Dial-Up BEWARE!!)
    by LT1*C4 11/3/09 8:52pm
     Views: 10518, Replies: 21
Last Activity by: Dans vette 
    5/29/24 11:04am Go directly to most recent post

Replacing front main crank seal
    by KAHB 5/1/24 11:50am
     Views: 918, Replies: 0
Last Activity by: KAHB
    5/1/24 11:50am 

84 TBI modifications
    by JBZ51 3/31/17 3:35pm
     Views: 2032, Replies: 5
Last Activity by: anniee75 
    1/8/24 11:21am Go directly to most recent post

Crossfire engine Coolant Temp sensor wiring.
    by KiwiVette 10/15/23 10:18pm
     Views: 922, Replies: 1
Last Activity by: Adams' Apple 
    10/16/23 6:30pm Go directly to most recent post

Gen2 LT with LS pistons
    by BoztekEnterprises 10/4/23 8:11am
     Views: 368, Replies: 0
Last Activity by: BoztekEnterprises
    10/4/23 8:10am 

VIN verification for NCRS judging
    by 35THANN262 9/5/23 1:50pm
     Views: 892, Replies: 3
Last Activity by: 35THANN262 
    9/6/23 11:58am Go directly to most recent post

spark plugs
    by legsdiamond 8/17/23 7:15am
     Views: 823, Replies: 2
Last Activity by: legsdiamond 
    8/17/23 8:07am Go directly to most recent post

1985 L98 rebuild
    by EasyVette 3/22/23 10:01am
     Views: 1038, Replies: 6
Last Activity by: EasyVette 
    7/12/23 8:37am Go directly to most recent post

car dies coming to a stop when removing your foot off the pedal
    by gogo30sm 4/7/23 9:55am
     Views: 751, Replies: 2
Last Activity by: katanaman 
    4/8/23 12:53pm Go directly to most recent post

Frisbee photos
    by katanaman 3/27/23 7:39pm
     Views: 4404, Replies: 1
Last Activity by: Norsky 
    3/28/23 1:27pm Go directly to most recent post

I've got a frisbee!
    by katanaman 3/25/23 11:15pm
     Views: 1265, Replies: 5
Last Activity by: Norsky 
    3/27/23 8:53pm Go directly to most recent post

Temperature of oil in the morning
    by Our-83 12/29/22 6:44am
     Views: 892, Replies: 3
Last Activity by: manchester 
    12/29/22 12:24pm Go directly to most recent post

spark plug wires
    by 92man 12/4/22 4:17pm
     Views: 2218, Replies: 7
Last Activity by: 92man 
    12/9/22 12:17am Go directly to most recent post

oil dipstick
    by Broke Ol Biker 11/25/22 7:52pm
     Views: 1089, Replies: 3
Last Activity by: Norsky 
    11/26/22 10:14pm Go directly to most recent post

1996 LT4 Engine Miss Solved!
    by Cardog19 6/10/22 3:13pm
     Views: 1261, Replies: 1
Last Activity by: Norsky 
    6/10/22 6:11pm Go directly to most recent post

Oil leak
    by GmansVettes 10/13/21 6:08am
     Views: 995, Replies: 0
Last Activity by: GmansVettes
    10/13/21 6:08am 

1986 Lower Intake Manifold Questions
    by Kenlou 8/4/21 5:14am
     Views: 5417, Replies: 1
Last Activity by: Hockeyjeff85Vett 
    8/10/21 6:56pm Go directly to most recent post

1989 C4
    by David Cannistraro 7/27/21 8:33pm
     Views: 1427, Replies: 1
Last Activity by: Black Shark 
    7/28/21 3:41am Go directly to most recent post

technical question about connecting rods
    by fabio075 7/14/21 3:11am
     Views: 4089, Replies: 1
Last Activity by: Adams' Apple 
    7/14/21 5:49pm Go directly to most recent post

rocker arm information
    by fabio075 1/12/21 1:05pm
     Views: 1641, Replies: 3
Last Activity by: Adams' Apple 
    1/13/21 9:02pm Go directly to most recent post

C4 won't start
    by Tommy Fa 11/17/20 8:30am
     Views: 1747, Replies: 2
Last Activity by: Adams' Apple 
    11/17/20 9:41am Go directly to most recent post