Royal Enfield 535 GT Asbo 40 cylinder head tuning work discussed at Performance Classics.

From the third machine of this type to be tuned at Performance Classics, we take a look at some of the work done to the cylinder head, to hopefully make a contribution towards livening things up a little.

Matt Capri + Continental GT + Bonneville Salt Flats
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Matt Capri + Continental GT + Bonneville Salt Flats

Royal Enfield tuning 4 - possible reasons why retarding inlet cam timing often improves performance
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Royal Enfield tuning 4 - possible reasons why retarding inlet cam timing often improves performance

Royal Enfield Continental GT fitted with full performance kit, Ride out and dyno testing, 40+hp
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Royal Enfield Continental GT fitted with full performance kit, Ride out and dyno testing, 40+hp

COL. Douglas Macgregor  :  Trump’s Biggest Mistake
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COL. Douglas Macgregor : Trump’s Biggest Mistake

Royal Enfield 535 GT Asbo 40 testing standard vs performance exhaust and confirm fuel venting ok.
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Royal Enfield 535 GT Asbo 40 testing standard vs performance exhaust and confirm fuel venting ok.

Royal Enfield Bullet cylinder head porting to 'Asbo' specs discussed at Performance Classics.
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Royal Enfield Bullet cylinder head porting to 'Asbo' specs discussed at Performance Classics.

Royal Enfield Albion type four speed gearbox workings and set up discussed at Performance Classics.
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Royal Enfield Albion type four speed gearbox workings and set up discussed at Performance Classics.

7 Years with the Royal Enfield Continental GT 535 -  Scottoiler Evaluation
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7 Years with the Royal Enfield Continental GT 535 - Scottoiler Evaluation

Royal Enfield cylinder head squish banding
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Royal Enfield cylinder head squish banding

Upgrading a Classic 500 to a 535: Tutorial. Royal Enfield Colombia
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Upgrading a Classic 500 to a 535: Tutorial. Royal Enfield Colombia

Royal Enfield 535 GT Asbo 24 short test ride after retarding inlet cam timing.
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Royal Enfield 535 GT Asbo 24 short test ride after retarding inlet cam timing.

UCE Royal Enfield auto-decompressor demo
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UCE Royal Enfield auto-decompressor demo

Custom Royal Enfield Bullet 500 by Hazan Motorworks
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Custom Royal Enfield Bullet 500 by Hazan Motorworks

Royal Enfield UCE500 Backlash Vol.3
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Royal Enfield UCE500 Backlash Vol.3

Don't Ride Your Bullet 500 Until You Do This First
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Don't Ride Your Bullet 500 Until You Do This First

Aufstieg und Fall von Zündapp — dem Münchner Mofa-Kult, den der Helmpflicht erledigte
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Aufstieg und Fall von Zündapp — dem Münchner Mofa-Kult, den der Helmpflicht erledigte

How REBORE of Royal Enfield Cylinder Block is done in Bangalore
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How REBORE of Royal Enfield Cylinder Block is done in Bangalore

Royal Enfield Bullet - British or Indian, old or newer - a guide discussing some of the differences.
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Royal Enfield Bullet - British or Indian, old or newer - a guide discussing some of the differences.

Royal Enfield Continental GT 650 Review
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Royal Enfield Continental GT 650 Review

Royal Enfield 350, 500 cc Pushrod Engine Explained | Pushrod Pros & Cons
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Royal Enfield 350, 500 cc Pushrod Engine Explained | Pushrod Pros & Cons