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Mike Hedger · 10-01-2007, 11:02 PM

I have had good luck out of the Manley NexTec spring, they used to be reboxed PSI's but I am not sure if they still are. I have mine coated and they run about 300+ passes without any problems at 2.00" installed height 1.640 OD and 305# on the seat.

10-01-2007, 11:02 PM	#2
Mike Hedger Junior Member Join Date: Jul 2007 Location: Kemah TX Posts: 93 Likes: 0 Liked 1 Time in 1 Post	Re: Valve Spring Selection I have had good luck out of the Manley NexTec spring, they used to be reboxed PSI's but I am not sure if they still are. I have mine coated and they run about 300+ passes without any problems at 2.00" installed height 1.640 OD and 305# on the seat. __________________ Mike Hedger S/C 4646 MPH Racing and Fabrication