Valve locks
Thread Starter
Joined: Sep 2008
Posts: 700
Likes: 1
From: San Fernando valley-Lancaster,CA
Car: '86 TRANS-AM WS6
Engine: 1989 355 TPI L98
Transmission: TH700R-4
Axle/Gears: BorgWarner 9 bolt/ 3.27
Valve locks
Need help with part number for direct replacement valve locks for 1990 corvette 113 heads. Search brings up multiple answers 7° and 10° as well as recess for valve caps. Just need direct replacement as mentioned.
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Joined: Jul 1999
Posts: 17,268
Likes: 169
From: 51°N 114°W, 3500'
Car: 87 IROC L98
Engine: 588 Alcohol BBC
Transmission: Powerglide
Axle/Gears: Ford 9"/31 spline spool/4.86
Re: Valve locks
I don't think OEM ever used 10* locks. Stock retainers normally use 7* locks. You can also gets locks to add spring height. Locks are also for different diameter valves and depends if the groove in the valve is square run or round.
Thread Starter
Joined: Sep 2008
Posts: 700
Likes: 1
From: San Fernando valley-Lancaster,CA
Car: '86 TRANS-AM WS6
Engine: 1989 355 TPI L98
Transmission: TH700R-4
Axle/Gears: BorgWarner 9 bolt/ 3.27
Re: Valve locks
ok I was about to purchase the 10° valve locks. It's the most common search results...but thanks that helps a lot.
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