| Dynojet Powercommander | £220.00 | |
| Labour and dyno time to fit and custom map to customer machine | £80.00 | |
| Total = | £300.00 | |
| Gas Flowed Head, Cams, etc. 185hp rear wheel | ||
| Gas Flowed Head including 3 angle cut seats etc. | £350.00 | |
| Reprofiled High Lift Camshafts including adjustable sprockets | £300.00 | |
| Gaskets | £60.00 | |
| Valve shims | £60.00 | |
| Engine work labour to strip & rebuild, dial in cams, set valve clearances, etc. | £500.00 | |
| Total = | £1,270.00 | |
| 1299cc (81mm bore, high compression), Gasflowed head, Knife-edged crank, Cams, etc 190hp rear wheel | ||
| High Compression Piston Kit | £380.00 | |
| Crankshaft Lighten, Knife-edge, remove balancer gear, balance with pistons & conrods | £300.00 | |
| Gas Flowed Head including 3 angle cut seats etc. | £350.00 | |
| Reprofiled High Lift Camshafts including adjustable sprockets | £300.00 | |
| Valve shims | £60.00 | |
| Gaskets | £60.00 | |
| Engine work labour to strip & rebuild, dial in cams, set valve clearances, etc. | £650.00 | |
| Total = | £2,100.00 | |
| 1397cc (84mm bore, high compression), Gasflowed head, Knife-edged crank, Cams, etc. 210hp rear wheel | ||
| High Compression Piston Kit | £380.00 | |
| Cylinder Block Boring & Replating | £450.00 | |
| Crankshaft Lighten, Knife-edge, remove balancer gear, balance with pistons & conrods | £300.00 | |
| Gas Flowed Head including 3 angle cut seats etc. | £350.00 | |
| Reprofiled High Lift Camshafts including adjustable sprockets | £300.00 | |
| Valve shims | £60.00 | |
| Gaskets | £60.00 | |
| Engine work labour to strip & rebuild, dial in cams, set valve clearances, etc. | £700.00 | |
| Total = | £2,600.00 | |
| Other Available Performance Parts:- | ||
| 71.5mm stroker crank and arrow conrods (1475cc with 81mm bore, 1585cc with 84mm bore) | Total = | £2,100.00 |
| Billet Race Camshafts including adjustable cam sprockets | Total = | £500.00 |
| Carillo / Arrow Conrods | Total = | £700.00 |
| Heavy Duty Valve Springs | Total = | £150.00 |
| High Ratio 5th and 6th gears | Total = | £450.00 |
| Adjustable Press on Cam Sprockets | Total = | £140.00 |
| 10mm Heavy Duty Cylinder Head Studs and nuts | Total = | £80.00 |
| 12mm Extra Heavy Duty Cylinder Bolts and spacers | Total = | £60.00 |
| 1/2 inch Super Heavy Duty Cylinder Head Studs and nuts | Total = | £150.00 |
| Heavy Duty Crankcase studs and nuts | Total = | £70.00 |
| Billet manual camchain tensioner | Total = | £40.00 |
| Heavy Duty Starter Idler Gear | Total = | £100.00 |
| Billet starter idler assembly with sprag clutch idler gear and cases | Total = | £280.00 |
| Billet high capacity oil pump | Total = | £220.00 |
| Billet Clutch Centre | Total = | £140.00 |
| Dynojet Powercommander3USB | Total = | £220.00 |
| Koenig Billet sump with swivel pick up (50mm more ground clearance) | Total = | £320.00 |
| sump baffle plates (st.steel) | Total = | £50.00 |
| Crankshaft Balance with pistons and conrods | Total = | £150.00 |
| Crankshaft Lighten, Knife-edge, remove balancer gear, balance with pistons & conrods | Total = | £250.00 |