WebThis is for a Pair of Bare 3917291 Heads, (GM Part Number 3917291, GM Group Number 0.268), Dated A 2 8 and A 6 8, (January 2nd and 8th of 1968). These heads have been hot tanked, shot blasted, tumbled, cleaned, inspected and magnafluxed and are guaranteed machinable and guaranteed to be free of cracks. These particular heads have new … WebDec 27, 2024 · 1969 3927186 heads dated E-20-9 and E-28-9 and have been cleaned and magged 1.94 valve heads $800 (sale pending) 1969 3927186 single head dated A-27-9 cleaned and magged 2.02 valve head $500 (sold) 1969 3927186 single head dated F-3-9 cleaned and magged 1.94 valve head $400. Can ship if you cannot pick up and can be …
DOUBLE HUMP HEADS CHEVY 186 2.02 - auto parts - by owner
WebSep 18, 2008 · 3927186 are good heads if you want high compression. They are 64cc and will give you 10.3 compression with flattop pistons. They did not come with hardened valve seats so they are not good for unleaded gas unless they have been modified. Also, most of the 186 heads were 1.94 valves. Only a rare few applications had the 2.02 valves. WebCasting number is 3927186. The heads are dated B179 & B199 (February 17, 1969 & February 19, 1969). The heads have 64cc combustion chambers with new 2.02 stainless … cadburys cream egg calories
Chevy cylinder head Identification - Small block casting numbers
WebAug 12, 2024 · How Fuelie Cylinder Heads Launched SBC Performance. By Mike Magda August 12, 2024. News that Trick Flow will re-engineer the classic small-block Chevy “double-hump” or “camel-back” cylinder heads in cast aluminum is reviving interest in the original Gen I platform, and is stirring up memories of great engines that were built with … WebA very nice set of 350 heads casting number 3927186 used on 1969 and 1970 350 engines 64 cc combustion chambers with accessory holes fully rebuilt Heads have been cleaned and magnafluxed New guides and … WebChevy cylinder head Identification - Small block casting numbers, Big block cylinder head, camel back heads, double hump heads. Find cast numbers. Cylinder Head ID. ... 3927186. 302/327/350. 68-72. 1.94/1.50 2.02/1.60. 64cc Doubble humps Bolt holes. 3927187. 302/350 ... Pontiac/Chevy Aluminum, 91cc chamber Large Rectangle Port. … cadburys cookie bites