253/308 cooling system mods??? - Holden General Discussion

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Fastlane » Holden Forums » Holden General Discussion » 253/308 cooling system mods???

253/308 cooling system mods???

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Guest		#1 Posted : Wednesday, 1 March 2006 11:35:21 PM(UTC)
Rank: Guest Groups: Guests Joined: 2/09/2015(UTC) Posts: 43,977 Was thanked: 5 time(s) in 5 post(s)		Has anyone done or heard of drilling and tapping into the rear water ports on the inlet manifold and plumbing back to the front thermostat tunnel?? Is this a good thing for even water flow and rear cylinder cooling or not?? Looks easy enough to do on the manifold its self......let me know Cheers Darren

commodorenut		#2 Posted : Wednesday, 1 March 2006 11:55:03 PM(UTC)
Rank: Veteran Reputation: Groups: Moderator, Registered, Veteran Joined: 2/03/2005(UTC) Posts: 3,135 Thanks: 1 times Was thanked: 35 time(s) in 33 post(s)		Brock did this to VL Group As fitted with the plus-pack (ie polariser & his signature). However, he had hollow bolts for the rear ones on the manifold, and plumbed the tubes into the heater suction hose right where it ran over the manifold at the rear.
		Cheers, Mick _______________________________________________________________ Judge a successful man not on how he treats his peers, but on how he treats those less fortunate.


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Guest		#3 Posted : Thursday, 2 March 2006 2:41:19 AM(UTC)
Rank: Guest Groups: Guests Joined: 2/09/2015(UTC) Posts: 43,977 Was thanked: 5 time(s) in 5 post(s)		Thanks for the info but I can't seem to find it at the link you sent me....with the hoses, which is the suction side of the heater, is it the one that's on the thermostat housing or the one that is on the water pump? Just to help me get is correct, did

commodorenut		#4 Posted : Thursday, 2 March 2006 10:13:54 AM(UTC)
Rank: Veteran Reputation: Groups: Moderator, Registered, Veteran Joined: 2/03/2005(UTC) Posts: 3,135 Thanks: 1 times Was thanked: 35 time(s) in 33 post(s)		You can get their contact details from the link, then ring up & ask for it. It won't be listed on the site. The suction side is the one going to the water pump. The hoses out of the back of the heads join together into a "H" piece that is inserte
		Cheers, Mick _______________________________________________________________ Judge a successful man not on how he treats his peers, but on how he treats those less fortunate.


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Guest		#5 Posted : Thursday, 2 March 2006 9:17:08 PM(UTC)
Rank: Guest Groups: Guests Joined: 2/09/2015(UTC) Posts: 43,977 Was thanked: 5 time(s) in 5 post(s)		Thanks Mick, I will ring them today. Cheers Darren

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Fastlane » Holden Forums » Holden General Discussion » 253/308 cooling system mods???

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