Triumph Spitfire 1300. Performance starter map.

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bobyspit
Posts: 14
Joined: Fri Dec 08, 2006 2:30 am

Triumph Spitfire 1300. Performance starter map.

Post by bobyspit »

Here is my starter map for the Triumph Spitfire 1300 MKIV.
Large crank.
Lightened and balanced Crank.
gas flowed head.
Fast road cam.
Twin HS4's carbs running AAA needles.
Roller rockers.
91 BHP at the wheels.
Any Q's just ask.
Rob
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bobyspit
Posts: 14
Joined: Fri Dec 08, 2006 2:30 am

Post by bobyspit »

My updated map from above but tweeked"
Rob
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bobyspit
Posts: 14
Joined: Fri Dec 08, 2006 2:30 am

Post by bobyspit »

Engine Mfg: Triumph
Engine Code: FM
Cylinders: 4
Displacement (cc): 1390 (BORED OUT 1300)
Rev Limit: 5900
TPS or MAP: mAP
Boosted or Normally Aspirated: na TWIN DCOE AND ALSO NOW ON HS4'S RUNNING AAA NEEDLES
If Boosted- max Pressure (KPa):
Modifications: AS LISTEED
Chassis: STANDARD
Notes:

Matt306
Posts: 5
Joined: Fri Dec 14, 2018 10:26 am

Post by Matt306 »

I have acquired a pair of HS4 from a Spit 1500 thinking of replacing the HS2s what performance gain is there I havent done the work you have done.

Interested in the roller rockers option how did that work?

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