Engine Size Conversion Table

CID	C.C.	Liter	CID	C.C.	Liter	CID	C.C.	Liter
61	1000	1.0	255	4179	4.2	466	7638	7.6
92	1500	1.5	258	4229	4.2	475	7785	7.8
98	1606	1.6	260	4261	4.3	495	8113	8.1
105	1721	1.7	265	4343	4.3	500	8195	8.2
112	1836	1.8	267	4376	4.4	504	8261	8.3
121	1983	2.0	292	4786	4.8	525	8605	8.6
122	2000	2.0	300	4917	4.9	551	9031	9.0
134	2196	2.2	301	4933	4.9	552	9047	9.0
135	2213	2.2	302	4949	5.0	555	9096	9.1
140	2295	2.3	304	4983	5.0	568	9310	9.3
151	2475	2.5	305	4999	5.0	611	10014	10.0
156	2557	2.6	307	5032	5.0	636	10424	10.4
159	2606	2.6	318	5212	5.2	638	10457	10.5
170	2786	2.8	350	5736	5.7	672	11014	11.0
171	2803	2.8	351	5753	5.8	673	11030	11.0
173	2835	2.8	359	5884	5.9	707	11588	11.6
181	2967	3.0	360	5900	5.9	736	12036	12.0
196	3212	3.2	368	6032	6.0	743	12178	12.2
200	3278	3.3	378	6195	6.2	852	13964	13.9
212	3475	3.5	379	6212	6.2	855	14013	14.0
225	3688	3.7	400	6556	6.6	864	14161	14.2
229	3753	3.8	403	6605	6.6	866	14194	14.2
231	3786	3.8	420	6884	6.9	893	14636	14.6
232	3802	3.8	425	6966	7.0	903	14800	14.8
238	3901	3.9	426	6982	7.0	927	15193	15.2
250	4097	4.1	454	7447	7.4	1099	18013	18.0
252	4130	4.1	460	7539	7.5	1150	18848	18.8

For engines not listed above, use the following conversion table:

To Convert:	Into:	Multiply By:
C.I.D. C.I.D. cc LITER	cc LITER C.I.D. C.I.D.	16.39 0.01639 0.06101 61.01

Courtesy of Walker Exhaust