Director/PDMR Shareholding Replacement

Clean Air Power Ltd

("Clean Air Power" or "the Company")

Directors' Dealings - Replacement

The following announcement replaces RNS 6887J released on 1 April 2010 due to the misstatement of John Pettitt's shareholding which should read as follows:

The full revised text is as shown below:

Clean Air Power Limited (AIM: CAP), the developer of Dual-FuelTM combustion technology that enables heavy-duty diesel engines to run on a combination of both diesel and natural gas, announces that it has today issued 193,562 common shares of US$0.001 in the Company to senior management, including the Executive Directors, in lieu of cash bonuses earned under the Company's Senior Management 2009 bonus scheme. Following this issue, the directors' shareholdings in the Company are as follows:

All participants have agreed to hold the shares for a minimum of twelve months.

Accordingly, application has been made for the 193,562 new common shares to be admitted to trading on AIM and admission is expected to take place on or around 12 April 2010.

The new common shares will rank pari passu with the existing shares of the Company. Following this allotment the total issued share capital of the Company will increase to 55,977,244 common shares.

For further information please contact:

Clean Air Power +44 (0)1494 527110

John Pettitt, Chief Executive

Peter Rowse, Finance Director

Buchanan Communications +44 (0)20 7466 5000

Charles Ryland

Ben Romney

Charles Stanley Securities (Nominated Adviser) +44 (0)20 7149 6000

Russell Cook

Jen Boorer

Notes to Editors

About Clean Air Power

Clean Air Power is the developer and provider of Dual-Fuel™ combustion technology for heavy duty diesel engines. Dual-Fuel™ engines substantially cut fuel costs and carbon emissions without sacrificing the original engine's characteristic efficiency or reliability. Clean Air Power is well positioned to assist corporations and governments to deliver on their environmental commitments while at the same time reducing transport operators overheads.

Initially founded in the USA in 1991, around £40m has been invested in developing the technology with the result that 63 patents are currently held or pending. The holding company of the Group is based in Bermuda with operational subsidiaries in the UK, the USA and Australia. The Group was admitted to the AIM market of the London Stock Exchange in February 2006.

Further information on Clean Air Power is available at www.cleanairpower.com