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Engine + Driveline / M42 Head Bolt Choice
« on: March 02, 2011, 08:12:18 PM »
Hi All,
Can someone tell me the specs of the oem bmw head bolts. Length and tread most importantly.
Im trying to find somthing to produce better clampping forces than standard but avoid paying $175 plus postage to aus for ARP bolts. I have just orderd a msl head gasket for my turbo build.
I have the specs of the metric blue from mcmaster.com (91303A306) but not sure if this is for m20 style engines or m42. Maybe compatible with both, im not sure...
What have other people used in the past.
Thanks
Jamie
Can someone tell me the specs of the oem bmw head bolts. Length and tread most importantly.
Im trying to find somthing to produce better clampping forces than standard but avoid paying $175 plus postage to aus for ARP bolts. I have just orderd a msl head gasket for my turbo build.
I have the specs of the metric blue from mcmaster.com (91303A306) but not sure if this is for m20 style engines or m42. Maybe compatible with both, im not sure...
What have other people used in the past.
Thanks
Jamie

