[TR] [6pack] 150 hp PI Cam Info

Biedermann, Frank (SACE Board) FrankB at saceboard.sa.gov.au
Thu Dec 23 15:08:18 MST 2010


Yes, you're both correct as far as I know. Both the late TR6 PI and late Carb models had the 311399 cam with specs below. The early TR6 PI cam (307689) produced 150 BHP, and had timings of 35-65/65-35 and 0.375" lift.

Hope that helps,

Frank Biedermann
'69 TR6 PI
Adelaide, Australia

-----Original Message-----
From: triumphs-bounces at autox.team.net [mailto:triumphs-bounces at autox.team.net] On Behalf Of LBC.Resto
Sent: Friday, 24 December 2010 2:17 AM
To: 'Jeff Scarbrough'; 'Vance Navarrette'; 'Triumphs'
Subject: Re: [TR] [6pack] 150 hp PI Cam Info

Is that when the PI power dropped from 150 to 125?

Thanks
Ian
62 TR4


-----Original Message-----
From: triumphs-bounces at autox.team.net
[mailto:triumphs-bounces at autox.team.net] On Behalf Of Jeff Scarbrough
Sent: Thursday, December 23, 2010 10:31 AM
To: Vance Navarrette; Triumphs
Subject: Re: [TR] [6pack] 150 hp PI Cam Info

On 12/22/2010 2:00 PM, Vance Navarrette wrote:
> ApplicationLift at 1.45   Lift at 1.50    Dur.   Intake     Exhaust     LSA
> Comment
>                                              BTDC ABDC  BBDC ATDC
> ----------------------------------------------------------------------
> ------
>    

>     PI (UK)       0.350      0.372     256    18   58    58   18     110
> Post 1971
>    

> Carb (USA)       0.350      0.372     256    18   58    58   18     110
> Post 1972
>    

Looks like the late PI and USA carb engines have the same cam?  Or is this a typo?
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