For those that are interested - griffith upgrades
Discussion
For those that have an interest in these things, the results of
a few upgrades over the last 18 eighteen months
Feb 2009 Standard Griffith 500 - no mods (Torque of the devil)
- 267bhp 297 Lbs/ft estimated @ Flywheel
Feb 2009 Griffith 500 (Torque of the Devil)
ACT Smooth Bore, Bosch AFM, Red top injectors, MA Chip
- 287 Bhp 320 Lbs/ft estimated @ Flywheel
June 2010 Griffith 500 - TVR power
Stealth Cam
ACT Carbon Trumpets
Pre-cat removed
72mm Plenum
- 275 Bhp 309 Lbs/Ft measured at the Wheels
- 322 Bhp & 363 Lbs/Ft @ Fly wheel with estimated 15% drive train loss (Dom's guess)
Does it feel quicker , yes
Are there any down sides , yes , Cost cira £4000 , a little shunt around 1700 rpm due to
cam over lap and carbon trumpets
If you want graphs, pm me off-line
Cheers
a few upgrades over the last 18 eighteen months
Feb 2009 Standard Griffith 500 - no mods (Torque of the devil)
- 267bhp 297 Lbs/ft estimated @ Flywheel
Feb 2009 Griffith 500 (Torque of the Devil)
ACT Smooth Bore, Bosch AFM, Red top injectors, MA Chip
- 287 Bhp 320 Lbs/ft estimated @ Flywheel
June 2010 Griffith 500 - TVR power
Stealth Cam
ACT Carbon Trumpets
Pre-cat removed
72mm Plenum
- 275 Bhp 309 Lbs/Ft measured at the Wheels
- 322 Bhp & 363 Lbs/Ft @ Fly wheel with estimated 15% drive train loss (Dom's guess)
Does it feel quicker , yes
Are there any down sides , yes , Cost cira £4000 , a little shunt around 1700 rpm due to
cam over lap and carbon trumpets
If you want graphs, pm me off-line
Cheers
Minus the cam, I'm having exactly those mods done to mine, 72mm plenum and Bosch afm and fuel pressure reg. Carbon trumpets, MA tornado chip and precats removed etc. Will be interesting to see the outcome at The Growl. The car made 280 last year with just the smooth elbow and afm to filter pipes.
Have you had the car set up by MA or Dom on the rollers aswell or is that plug and play power ?
Excellent figures

Edited by Mr MoJo on Wednesday 9th June 15:23
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