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Author Topic: 69 186 2.02 heads / studs  (Read 1465 times)

WaltZ

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69 186 2.02 heads / studs
« on: December 05, 2020, 05:39:39 PM »
do January 69 z28 heads have pressed in rocker arm studs from the factory or were some screw ins?
Thanks in advance
W
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z28z11

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Re: 69 186 2.02 heads / studs
« Reply #1 on: December 05, 2020, 07:13:04 PM »
Screw-in studs started with the 1970 Corvette LT-1 and Z28 350 C.I. small blocks. A lot of conversions to the threaded studs and pushrod plates over the years on 186, 291, 461/2 heads for high performance use and reliability's sake -

Regards,
Steve
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1968 Z28 M21/U17 BRG/W 1967 Chevy ll Nova SS 
1969 Z28 X77/M20/VE3 LeMans/W
1969 L78 X66/N66 Cortez/BVT
1969 Z11 L48/M35/C60/C06  1949 3100 5wd 235/6
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