What Valvesprings do i want?!
#1
What Valvesprings do i want?!
AFR 195 heads with 1.450 OD spring being used with 236/242 XE cam 575 lift
Comp 987 (which compcams recomended)
Specifications:
* Outside diameter: 1.430 in. two spring
* Inside diameter: .697 in.
* Seat load: 121 lbs. at 1.800 in.
* Open load: 388 lbs. at 1.200 in.
* Coil bind: 1.150 in.
* Rate: 344 lbs.
* .590 lift
comp 978 (i wont have to machine anything will i)
* Outside diameter: 1.460 in. two spring
* Inside diameter: .697 in.
* Seat load: 126 lbs. at 1.850 in.
* Open load: 368 lbs. at 1.250 in.
* Coil bind: 1.195 in.
* Rate: 403 lbs.
combo motorsports 618's (anyone know the specs)?
i had AFR 8020's for 20k miles had valvefloat after maybe 15k
* Outside diameter: 1.437 in. two spring
* Inside diameter: .720 in.
* Seat load: 120 lbs. at 1.800 in.
* Open load: 310 lbs. at 1.250 in.
* Coil bind: 1.090 in.
* Rate: 345 lbs.
* .550lift
oh compcams said anything over 150lbs on the seat will colapse the lifter...
thanks for your help guys
Comp 987 (which compcams recomended)
Specifications:
* Outside diameter: 1.430 in. two spring
* Inside diameter: .697 in.
* Seat load: 121 lbs. at 1.800 in.
* Open load: 388 lbs. at 1.200 in.
* Coil bind: 1.150 in.
* Rate: 344 lbs.
* .590 lift
comp 978 (i wont have to machine anything will i)
* Outside diameter: 1.460 in. two spring
* Inside diameter: .697 in.
* Seat load: 126 lbs. at 1.850 in.
* Open load: 368 lbs. at 1.250 in.
* Coil bind: 1.195 in.
* Rate: 403 lbs.
combo motorsports 618's (anyone know the specs)?
i had AFR 8020's for 20k miles had valvefloat after maybe 15k
* Outside diameter: 1.437 in. two spring
* Inside diameter: .720 in.
* Seat load: 120 lbs. at 1.800 in.
* Open load: 310 lbs. at 1.250 in.
* Coil bind: 1.090 in.
* Rate: 345 lbs.
* .550lift
oh compcams said anything over 150lbs on the seat will colapse the lifter...
thanks for your help guys
Last edited by MadMaxz28; 07-09-2004 at 06:38 PM.
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