Valve locks
11-28-2018, 03:20 AM
#1
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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.
11-28-2018, 07:51 PM
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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.
11-28-2018, 11:35 PM
#3
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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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