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Adger Smith · 06-05-2007, 12:54 AM

I think the 402 might get a slightly smaller chamber & seems there is something about the ex valve.can't remember it all. might have just been with the 401 head You can check the blueprint specs to see.

Adger Smith

06-05-2007, 12:54 AM	#7
Adger Smith VIP Member Join Date: Dec 2001 Location: Texarkana Ark/TX Posts: 2,446 Likes: 575 Liked 880 Times in 311 Posts	I think the 402 might get a slightly smaller chamber & seems there is something about the ex valve.can't remember it all. might have just been with the 401 head You can check the blueprint specs to see. Adger Smith __________________ Adger Smith (Former SS)