How about factory flat-top pistons 9.1:1 for the KA-E? Early KA-Es had 9.1 cr, then lowered to 8.6. The flat-top pistons were later marketed as Nismo parts and also used in L24 engines.
12010-40F72 (89.5 mm)
12036-53F03 ring set
12010-40F73 (90 mm)
12038-53F05 ring set
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71, 72 Celicas; 85 AE88 hatch;
89 S13 hatch; 20 86TRD
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