OEM_GM_3748770_Cylinder_Heads_1958_Corvette_283_Dated_Feb_58_No_Porting_58_X_X58_01_eku

OEM GM 3748770 Cylinder Heads 1958 Corvette 283 Dated Feb 58 No Porting 58 X X58

This is a pair of original GM 3748770 cylinder heads. To my knowledge, the 3748770 heads were reserved for 1958 Corvette applications only. These heads have casting dates of B 4 8 and B 11 8 as shown. These dates decode as February 4th and 11th, 1958. These are also known as 58X or X58 heads do to the external cast "X 58" below the exhaust ports. These are very hard to find factory 1958 high performance heads. These heads are in good condition overall. Both heads recently has the valves and springs removed and were cleaned and magnafluxed for cracks by Santa Cruz Auto Parts in Santa Cruz, CA.…
Read More
PRO_COMP_CNC_Ported_Cylinder_Heads_Chevy_Corvette_Camaro_Monaro_LS_LS1_LS2_LS6_01_jv

PRO-COMP CNC Ported Cylinder Heads Chevy Corvette Camaro Monaro LS LS1 LS2 LS6

Relisted due to time waster. Pro-Comp Chevy LS1 LS2 LS6 CNC Ported Cathedral Port Alloy cylinder Heads. Pro comp CNC ported heads , in tests done by Hot rod magazine on one of there test engines, the Procomp CNC heads where one of the best performing , creating more HP then many other big name brands and matching ones of more then twice the price! Its a fair price considering you could as easily spend a thousand on just getting Some headers for a Holden in the UK, considering the amount of work gone into these heads and the performance advantage. Big Valve, Big CNC ports (very nice, and expensive)…
Read More
1966_Corvette_427_425HP_L72_Cylinder_Head_3873858_GM_Rect_Port_Dated_J_1_5_01_ogjx

1966 Corvette 427 425HP L72 Cylinder Head 3873858 GM Rect. Port Dated J 1 5

1966 Corvette 427 / 425HP L72 Cylinder Head #3873858 / GM Rect. Port, Dated J 1 5. This is a clean looking head, it has been ported on the intake and exhaust, and appears to be set up for 2.25" intake and 1.88" exhaust valves. The intake bowl has been opened up below the seat. I haven't magnufluxed the head, but did a thorough magnified inspection with high intensity light. It looks good, along with all threaded holes. The casting date of Oct. 1st, 1965 is very early. The item "1966 Corvette 427 425HP L72 Cylinder Head 3873858 GM Rect. Port Dated J 1 5" is in sale since Friday,…
Read More
PRO_COMP_CNC_Ported_Cylinder_Heads_Chevy_Corvette_Camaro_Monaro_LS_LS1_LS2_LS6_01_ofni

PRO-COMP CNC Ported Cylinder Heads Chevy Corvette Camaro Monaro LS LS1 LS2 LS6

Pro-Comp Chevy LS1 LS2 LS6 CNC Ported Cathedral Port Alloy cylinder Heads. Pro comp CNC ported heads , in tests done by Hot rod magazine on one of there test engines, the Procomp CNC heads where one of the best performing , creating more HP then many other big name brands and matching ones of more then twice the price! Its a fair price considering you could as easily spend a thousand on just getting Some headers for a Holden in the UK, considering the amount of work gone into these heads and the performance advantage. Big Valve, Big CNC ports (very nice, and expensive) aluminium heads. Mine Come with…
Read More
1968_E_15_8_Corvette_427_Chevelle_SS_396_Camaro_Chevy_II_Nova_840_cylinder_head_01_hv

1968 E-15-8 Corvette 427 Chevelle SS 396 Camaro Chevy II Nova 840 cylinder head

One (1) 1968 E-15-8 Corvette 427 Chevelle SS 396 Camaro Chevy II Nova 840 cylinder head. The item "1968 E-15-8 Corvette 427 Chevelle SS 396 Camaro Chevy II Nova 840 cylinder head" is in sale since Tuesday, September 24, 2019. This item is in the category "eBay Motors\Parts & Accessories\Vintage Car & Truck Parts\Engines & Components\Cylinder Heads & Parts". The seller is "lafiros426" and is located in Bronx, New York. This item can be shipped to United States, Canada, United Kingdom, Australia, Mexico, Germany, Japan, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Greece, Portugal, Cyprus, Slovenia, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand,…
Read More
1966_66_Corvette_427_Chevelle_SS_Chevy_Impala_396_3872702_cylinder_heads_01_squ

1966 66 Corvette 427 Chevelle SS Chevy Impala 396 3872702 cylinder heads

Perfect match pair of 1966 Corvette, Chevelle, Impala big block 3872702 pair of heads both been magged and are good, both dated E-19-6. Location 2nd shelf blue, please check my other listing for cast iron Holley carb intake off of these heads. No mods to either, they come with original guide plates and studs also. The item "1966 66 Corvette 427 Chevelle SS Chevy Impala 396 3872702 cylinder heads" is in sale since Wednesday, October 11, 2017. This item is in the category "eBay Motors\Parts & Accessories\Vintage Car & Truck Parts\Engines & Components\Cylinder Heads & Parts". The seller is "coreycamaro" and is located in Doylestown, Ohio. This item can be…
Read More