Catalog: Cylinder Heads
Company/Brand: Edelbrock
gm ls1 block casting numbers in Cylinder Heads by Edelbrock
porter with cnc machining capability ls1 gen iii chevrolet rocker pads and ... inserts are supplied but not installed ls1 pro-port raw 15° valve angle a bare ... version of the edelbrock/lingenfelter ls1 head #61969 these heads fit 1997 later ... gm gen iii small-block engines from 4.8l to 6.0l #619969 ... valve guides only not installed ls1 pro-port raw chamber size a int port ... 1.02 2.08 1.64 61999 619969 stock ls1 location exhaust ports for ... high-tech process delivers stronger castings edelbrock has now raised the bar in ... hip this aerospace process takes raw castings up to 900° f in a pressurized chamber ... literally squeezing the air out of the casting the results an incredibly strong super ... dense sand casting that has three times the fatigue life ... ending in 69 for example #619869 ls1 pro-port raw head #61989 stock intake ...